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-rw-r--r--Completion/User/_cvs1190
-rw-r--r--Completion/User/_gdb5
-rw-r--r--Completion/User/_gprof60
-rw-r--r--Completion/User/_groups4
-rw-r--r--Completion/User/_lp35
-rw-r--r--Completion/User/_mh15
-rw-r--r--Completion/User/_mount2
-rw-r--r--Completion/User/_netscape24
-rw-r--r--Completion/User/_nslookup52
-rw-r--r--Completion/User/_rlogin8
-rw-r--r--Completion/User/_socket49
-rw-r--r--Completion/User/_tiff6
-rw-r--r--Completion/User/_urls91
-rw-r--r--Completion/User/_users6
-rw-r--r--Completion/User/_users_on6
-rw-r--r--Completion/User/_whois61
16 files changed, 845 insertions, 769 deletions
diff --git a/Completion/User/_cvs b/Completion/User/_cvs
index 356c7a80a..ce928fe50 100644
--- a/Completion/User/_cvs
+++ b/Completion/User/_cvs
@@ -19,662 +19,640 @@ _cvs () {
 
 # define cvs command dispatch function.
 
-if ! builtin functions _cvs_command >&-; then
-  _cvs_command () {
-    typeset -A cmds
-    cmds=(add " ad new "          admin " adm rcs "       annotate " ann "
-	  checkout " co get "     commit " ci com "       diff " di dif "
-	  edit ""                 editors ""              export " exp ex "
-	  history " hi his "      import " im imp "       init ""
-	  log " lo rlog "         login " logon lgn "     logout ""
-	  rdiff " patch pa "      release " re rel "      remove " rm delete "
-	  status " st stat "      rtag " rt rfreeze "     tag " ta freeze "
-	  unedit ""               update " up upd "       watch ""
-	  watchers "")
-
-    if (( CURRENT == 1 )); then
-      compadd "$@" ${(k)cmds} || compadd "$@" ${(kv)=cmds}
+(( $+functions[_cvs_command] )) ||
+_cvs_command () {
+  local cmd
+  typeset -A cmds
+  cmds=(add " ad new "          admin " adm rcs "       annotate " ann "
+	checkout " co get "     commit " ci com "       diff " di dif "
+	edit ""                 editors ""              export " exp ex "
+	history " hi his "      import " im imp "       init ""
+	log " lo rlog "         login " logon lgn "     logout ""
+	rdiff " patch pa "      release " re rel "      remove " rm delete "
+	status " st stat "      rtag " rt rfreeze "     tag " ta freeze "
+	unedit ""               update " up upd "       watch ""
+	watchers "")
+
+  if (( CURRENT == 1 )); then
+    _tags commands && { compadd "$@" ${(k)cmds} || compadd "$@" ${(kv)=cmds} }
+  else
+    local curcontext="$curcontext"
+
+    cmd="${${(k)cmds[(R)* $words[1] *]}:-${(k)cmds[(i)$words[1]]}}"
+    if (( $#cmd )); then
+      curcontext="${curcontext%:*:*}:cvs-${cmd}:"
+      _cvs_$cmd
     else
-      case "${${(k)cmds[(R)* $words[1] *]}:-$words[1]}" in
-	add) _cvs_add;;
-	admin) _cvs_admin;;
-	annotate) _cvs_annotate;;
-	checkout) _cvs_checkout;;
-	commit) _cvs_commit;;
-	diff) _cvs_diff;;
-	edit) _cvs_edit;;
-	editors) _cvs_editors;;
-	export) _cvs_export;;
-	history) _cvs_history;;
-	import) _cvs_import;;
-	init) _cvs_init;;
-	log) _cvs_log;;
-	login) _cvs_login;;
-	logout) _cvs_logout;;
-	rdiff) _cvs_rdiff;;
-	release) _cvs_release;;
-	remove) _cvs_remove;;
-	status) _cvs_status;;
-	rtag) _cvs_rtag;;
-	tag) _cvs_tag;;
-	unedit) _cvs_unedit;;
-	update) _cvs_update;;
-	watch) _cvs_watch;;
-	watchers) _cvs_watchers;;
-	*) _message "unknown cvs command: $words[1]";;
-      esac
+      _message "unknown cvs command: $words[1]"
     fi
-  }
-fi
+  fi
+}
 
 # define completion functions for each cvs command
 
-if ! builtin functions _cvs_add >&-; then
-  _cvs_add () {
-    # "+k:m:"
-    _arguments -s \
-      '-k+:keyword substitution:_cvs_k' \
-      '-m+:message:_cvs_m' \
-      '*:file:_cvs_files_unmaintained' \
-  }
-fi
-
-if ! builtin functions _cvs_admin >&-; then
-  _cvs_admin () {
-    # "+ib::c:a:A:e:l::u::LUn:N:m:o:s:t::IqxV:k:"
-    _arguments -s \
-      -{i,L,U,I,q,x} \
-      '-b-:default branch:(1.1.1)' \
-      '-c+:comment leader (not used):' \
-      '-a+:login names (not work with CVS):' \
-      '-A+:access list to append (not work with CVS):' \
-      '-e+:access list to erase (not work with CVS):' \
-      '-l-:revision to lock:' \
-      '-u-:revision to unlock:' \
-      '-n+:symbolic-name[\:revision]:' \
-      '-N+:symbolic-name[\:revision]:' \
-      '-m+:revision\:msg:' \
-      '-o+:range to delete:' \
-      '-s+:state[\:revision]:' \
-      '-t-:descriptive text:_cvs_admin_t' \
-      '-V+:version (obsolete):' \
-      '-k+:keyword substitution:_cvs_k' \
-      '*:file:_cvs_files'
-  }
-fi
+(( $+functions[_cvs_add] )) ||
+_cvs_add () {
+  # "+k:m:"
+  _arguments -s \
+    '-k+:keyword substitution:_cvs_k' \
+    '-m+:message:_cvs_m' \
+    '*:file:_cvs_files_unmaintained' \
+}
 
-if ! builtin functions _cvs_admin_t >&-; then
-  _cvs_admin_t () {
-    if compset -P -; then
-      _message 'descriptive text'
-    else
-      _files "$@"
-    fi
-  }
-fi
-
-if ! builtin functions _cvs_annotate >&-; then
-  _cvs_annotate () {
-    # "+lr:D:fR"
-    _arguments -s \
-      -{l,f,R} \
-      '-r+:tag:_cvs_revisions' \
-      '-D+:date:_cvs_D' \
-      '*:file:_cvs_files'
-  }
-fi
-
-if ! builtin functions _cvs_checkout >&-; then
-  _cvs_checkout () {
-    # "+ANnk:d:flRpQqcsr:D:j:P"
-    _arguments -s \
-      -{A,N,n,f,l,R,q,c,s,P} \
-      '-k+:keyword substitution:_cvs_k' \
-      '-d+:directory:_files -/' \
-      '-r+:tag:_cvs_revisions' \
-      '-D+:date:_cvs_D' \
-      '-j+:tag:_cvs_revisions' \
-      '*:module:_cvs_modules'
-  }
-fi
-
-if ! builtin functions _cvs_commit >&-; then
-  _cvs_commit () {
-    # "+nlRm:fF:r:"
-    _arguments -s \
-      -{n,l,R,f} \
-      '-m+:message:_cvs_m' \
-      '-F+:log message file:_files' \
-      '-r+:tag:_cvs_revisions' \
-      '*:file:_cvs_files_modified'
-  }
-fi
+(( $+functions[_cvs_admin] )) ||
+_cvs_admin () {
+  # "+ib::c:a:A:e:l::u::LUn:N:m:o:s:t::IqxV:k:"
+  _arguments -s \
+    -{i,L,U,I,q,x} \
+    '-b-:default branch:(1.1.1)' \
+    '-c+:comment leader (not used):' \
+    '-a+:login names (not work with CVS):' \
+    '-A+:access list to append (not work with CVS):' \
+    '-e+:access list to erase (not work with CVS):' \
+    '-l-:revision to lock:' \
+    '-u-:revision to unlock:' \
+    '-n+:symbolic-name(\:revision):' \
+    '-N+:symbolic-name(\:revision):' \
+    '-m+:revision\:msg:' \
+    '-o+:range to delete:' \
+    '-s+:state(\:revision):' \
+    '-t-:descriptive text:_cvs_admin_t' \
+    '-V+:version (obsolete):' \
+    '-k+:keyword substitution:_cvs_k' \
+    '*:file:_cvs_files'
+}
 
-if ! builtin functions _cvs_diff >&-; then
-  _cvs_diff () {
-    # "+abcdefhilnpstuw0123456789BHNRC:D:F:I:L:U:V:W:k:r:"
-    _arguments -s \
-      -{l,R} \
-      '-D+:date:_cvs_D' \
-      '-k+:keyword substitution:_cvs_k' \
-      '-r+:tag:_cvs_revisions' \
-      -{h,p,0,1,2,3,4,5,6,7,8,9} \
-      '--binary' \
-      '--brief' \
-      '--changed-group-format=:format:' \
-      '-c' '-C+:lines:' '--context=-:lines:' \
-      '-e' '--ed' \
-      '-t' '--expand-tabs' \
-      '-f' '--forward-ed' \
-      '--horizon-lines=:lines:' \
-      '--ifdef=:name:' \
-      '-w' '--ignore-all-space' \
-      '-B' '--ignore-blank-lines' \
-      '-i' '--ignore-case' \
-      '-I+:regex:' '--ignore-matching-lines=:regex:' \
-      '-b' '--ignore-space-change' \
-      '--initial-tab' \
-      '*-L+:label:' '*--label=:label:' \
-      '--left-column' \
-      '--line-format=:format:' \
-      '-d' '--minimal' \
-      '-N' '--new-file' \
-      '--new-group-format=:format:' \
-      '--new-line-format=:format:' \
-      '--old-group-format=:format:' \
-      '--old-line-format=:format:' \
-      '--paginate' \
-      '-n' '--rcs' \
-      '-s' '--report-identical-files' \
-      '--show-c-function' \
-      '-F+:regex:' '--show-function-line=:regex:' \
-      '-y' '--side-by-side' \
-      '-H' '--speed-large-files' \
-      '--suppress-common-lines' \
-      '-a' '--text' \
-      '--unchanged-group-format=:format:' \
-      '--unchanged-line-format=:format:' \
-      '-u' '-U+:lines:' '--unified=-:lines:' \
-      '-W:columns:' '--width=:columns:' \
-      '*:file:_cvs_diff_arg'
-  }
-fi
+(( $+functions[_cvs_admin_t] )) ||
+_cvs_admin_t () {
+  if compset -P -; then
+    _message 'descriptive text'
+  else
+    _files "$@"
+  fi
+}
 
-if ! builtin functions _cvs_diff_arg >&-; then
-  _cvs_diff_arg () {
-    _cvs_files_modified || _cvs_files
-  }
-fi
+(( $+functions[_cvs_annotate] )) ||
+_cvs_annotate () {
+  # "+lr:D:fR"
+  _arguments -s \
+    -{l,f,R} \
+    '-r+:tag:_cvs_revisions' \
+    '-D+:date:_cvs_D' \
+    '*:file:_cvs_files'
+}
 
-if ! builtin functions _cvs_edit >&-; then
-  _cvs_edit () {
-    # "+lRa:"
-    _arguments -s \
-      -{l,R} \
-      '-a+:action:(edit unedit commit all none)'
-      '*:file:_cvs_files'
-  }
-fi
+(( $+functions[_cvs_checkout] )) ||
+_cvs_checkout () {
+  # "+ANnk:d:flRpQqcsr:D:j:P"
+  _arguments -s \
+    -{A,N,n,f,l,R,q,c,s,P} \
+    '-k+:keyword substitution:_cvs_k' \
+    '-d+:directory:_files -/' \
+    '-r+:tag:_cvs_revisions' \
+    '-D+:date:_cvs_D' \
+    '-j+:tag:_cvs_revisions' \
+    '*:module:_cvs_modules'
+}
 
-if ! builtin functions _cvs_editors >&-; then
-  _cvs_editors () {
-    # "+lR"
-    _arguments -s \
-      -{l,R} \
-      '*:file:_cvs_files'
-  }
-fi
-
-if ! builtin functions _cvs_export >&-; then
-  _cvs_export () {
-    # "+Nnk:d:flRQqr:D:"
-    _arguments -s \
-      -{N,n,f,l,R,Q,q} \
-      '-k+:keyword substitution:_cvs_k' \
-      '-d+:directory:_files -/' \
-      '-r+:tag:_cvs_revisions' \
-      '-D+:date:_cvs_D' \
-      '*:module:_cvs_modules'
-  }
-fi
-
-if ! builtin functions _cvs_history >&-; then
-  _cvs_history () {
-    # "+Tacelow?D:b:f:m:n:p:r:t:u:x:X:z:"
-    _arguments -s \
-      -{T,a,c,e,l,o,w,\?} \
-      '-D+:date:_cvs_D' \
-      '-b+:string:' \
-      '-f+:arg:' \
-      '-m+:module:_cvs_modules' \
-      '-n+:arg:' \
-      '*-p+:repository:' \
-      '-r+:rev:' \
-      '-t+:tag:' \
-      '-u+:user name:' \
-      '-x+:type:_cvs_history_x' \
-      '-X+:arg:' \
-      '-z+:arg:' \
-      '*:file:_cvs_files'
-  }
-fi
-
-if ! builtin functions _cvs_history_x >&-; then
-  _cvs_history_x () {
-    compset -P '*'
-
-    compadd "$@" -y '(
-    F\ --\ release
-    O\ --\ checkout
-    E\ --\ export
-    T\ --\ rtag
-    C\ --\ merge\ collision-detected
-    G\ --\ merge\ succeed
-    U\ --\ working\ file\ was\ copied
-    W\ --\ working\ file\ was\ deleted
-    A\ --\ A\ file\ was\ added
-    M\ --\ A\ file\ was\ modified
-    R\ --\ A\ file\ was\ removed
-    )' F O E T C G U W A M R
-  }
-fi
-
-if ! builtin functions _cvs_import >&-; then
-  _cvs_import () {
-    # "+Qqdb:m:I:k:W:"
-    _arguments -s \
-      -{Q,q,d} \
-      '-b+:branch:' \
-      '-m+:message:_cvs_m' \
-      '*-I+:name:_files' \
-      '-k+:keyword substitution:_cvs_k' \
-      '*-W+:spec:' \
-      ':repository:_cvs_modules' \
-      ':vendor tag:' \
-      ':release tag:'
-  }
-fi
+(( $+functions[_cvs_commit] )) ||
+_cvs_commit () {
+  # "+nlRm:fF:r:"
+  _arguments -s \
+    -{n,l,R,f} \
+    '-m+:message:_cvs_m' \
+    '-F+:log message file:_files' \
+    '-r+:tag:_cvs_revisions' \
+    '*:file:_cvs_files_modified'
+}
 
-if ! builtin functions _cvs_init >&-; then
-  _cvs_init () {
-    false
-  }
-fi
+(( $+functions[_cvs_diff] )) ||
+_cvs_diff () {
+  # "+abcdefhilnpstuw0123456789BHNRC:D:F:I:L:U:V:W:k:r:"
+  _arguments -s \
+    -{l,R} \
+    '-D+:date:_cvs_D' \
+    '-k+:keyword substitution:_cvs_k' \
+    '-r+:tag:_cvs_revisions' \
+    -{h,p,0,1,2,3,4,5,6,7,8,9} \
+    '--binary' \
+    '--brief' \
+    '--changed-group-format=:format:' \
+    '-c' '-C+:lines:' '--context=-:lines:' \
+    '-e' '--ed' \
+    '-t' '--expand-tabs' \
+    '-f' '--forward-ed' \
+    '--horizon-lines=:lines:' \
+    '--ifdef=:name:' \
+    '-w' '--ignore-all-space' \
+    '-B' '--ignore-blank-lines' \
+    '-i' '--ignore-case' \
+    '-I+:regex:' '--ignore-matching-lines=:regex:' \
+    '-b' '--ignore-space-change' \
+    '--initial-tab' \
+    '*-L+:label:' '*--label=:label:' \
+    '--left-column' \
+    '--line-format=:format:' \
+    '-d' '--minimal' \
+    '-N' '--new-file' \
+    '--new-group-format=:format:' \
+    '--new-line-format=:format:' \
+    '--old-group-format=:format:' \
+    '--old-line-format=:format:' \
+    '--paginate' \
+    '-n' '--rcs' \
+    '-s' '--report-identical-files' \
+    '--show-c-function' \
+    '-F+:regex:' '--show-function-line=:regex:' \
+    '-y' '--side-by-side' \
+    '-H' '--speed-large-files' \
+    '--suppress-common-lines' \
+    '-a' '--text' \
+    '--unchanged-group-format=:format:' \
+    '--unchanged-line-format=:format:' \
+    '-u' '-U+:lines:' '--unified=-:lines:' \
+    '-W:columns:' '--width=:columns:' \
+    '*:file:_cvs_diff_arg'
+}
 
-if ! builtin functions _cvs_login >&-; then
-  _cvs_login () {
-    false
-  }
-fi
+(( $+functions[_cvs_diff_arg] )) ||
+_cvs_diff_arg () {
+  _cvs_files_modified || _cvs_files
+}
 
-if ! builtin functions _cvs_logout >&-; then
-  _cvs_logout () {
-    false
-  }
-fi
-
-if ! builtin functions _cvs_rdiff >&-; then
-  _cvs_rdiff () {
-    # "+V:k:cuftsQqlRD:r:"
-    _arguments -s \
-      -{c,u,f,t,s,Q,q,l,R} \
-      '-V+:version:' \
-      '-k+:keyword substitution:_cvs_k' \
-      '*-D+:date:_cvs_D' \
-      '*-r+:tag:_cvs_revisions' \
-      '*:module:_cvs_modules'
-  }
-fi
-
-if ! builtin functions _cvs_release >&-; then
-  _cvs_release () {
-    # "+Qdq"
-    _arguments -s \
-      -{Q,d,q} \
-      '*:directory:_files -/'
-  }
-fi
-
-if ! builtin functions _cvs_remove >&-; then
-  _cvs_remove () {
-    # "+flR"
-    _arguments -s \
-      -{f,l,R} \
-      '*:file:_cvs_files_removed'
-  }
-fi
+(( $+functions[_cvs_edit] )) ||
+_cvs_edit () {
+  # "+lRa:"
+  _arguments -s \
+    -{l,R} \
+    '-a+:action:(edit unedit commit all none)' \
+    '*:file:_cvs_files'
+}
 
-if ! builtin functions _cvs_status >&-; then
-  _cvs_status () {
-    # "+vlR"
-    _arguments -s \
-      -{v,l,R} \
-      '*:file:_cvs_files'
-  }
-fi
-
-if ! builtin functions _cvs_tag >&-; then
-  _cvs_tag () {
-    # "+FQqlRcdr:D:bf"
-    _arguments -s \
-      -{F,Q,q,l,R,c,d,b,f} \
-      '-r+:tag:_cvs_revisions' \
-      '-D+:date:_cvs_D' \
-      '*:file:_cvs_files'
-  }
-fi
+(( $+functions[_cvs_editors] )) ||
+_cvs_editors () {
+  # "+lR"
+  _arguments -s \
+    -{l,R} \
+    '*:file:_cvs_files'
+}
+
+(( $+functions[_cvs_export] )) ||
+_cvs_export () {
+  # "+Nnk:d:flRQqr:D:"
+  _arguments -s \
+    -{N,n,f,l,R,Q,q} \
+    '-k+:keyword substitution:_cvs_k' \
+    '-d+:directory:_files -/' \
+    '-r+:tag:_cvs_revisions' \
+    '-D+:date:_cvs_D' \
+    '*:module:_cvs_modules'
+}
+
+(( $+functions[_cvs_history] )) ||
+_cvs_history () {
+  # "+Tacelow?D:b:f:m:n:p:r:t:u:x:X:z:"
+  _arguments -s \
+    -{T,a,c,e,l,o,w,\?} \
+    '-D+:date:_cvs_D' \
+    '-b+:string:' \
+    '-f+:file:_cvs_files' \
+    '-m+:module:_cvs_modules' \
+    '-n+:module:_cvs_modules' \
+    '*-p+:repository:' \
+    '-r+:rev:' \
+    '-t+:tag:' \
+    '-u+:user name:' \
+    '-x+:type:_cvs_history_x' \
+    '-X+:arg:' \
+    '-z+:timezone:' \
+    '*:file:_cvs_files'
+}
+
+(( $+functions[_cvs_history_x] )) ||
+_cvs_history_x () {
+  _values -s '' 'type' \
+    'F[release]' \
+    'O[checkout]' \
+    'E[export]' \
+    'T[rtag]' \
+    'C[merge collision-detected]' \
+    'G[merge succeed]' \
+    'U[working file was copied]' \
+    'W[working file was deleted]' \
+    'A[A file was added]' \
+    'M[A file was modified]' \
+    'R[A file was removed]'
+}
+
+(( $+functions[_cvs_import] )) ||
+_cvs_import () {
+  # "+Qqdb:m:I:k:W:"
+  _arguments -s \
+    -{Q,q,d} \
+    '-b+:branch:' \
+    '-m+:message:_cvs_m' \
+    '*-I+:name:_files' \
+    '-k+:keyword substitution:_cvs_k' \
+    '*-W+:spec:' \
+    ':repository:_cvs_modules' \
+    ':vendor tag:' \
+    ':release tag:'
+}
+
+(( $+functions[_cvs_init] )) ||
+_cvs_init () {
+  false
+}
+
+(( $+functions[_cvs_log] )) ||
+_cvs_log () {
+  # "+bd:hlNRr::s:tw::"
+  _arguments -s \
+    -{b,h,l,N,R,t} \
+    '-d+:dates:' \
+    '-r-:revisions:' \
+    '-s+:states:' \
+    '-w-:logins:' \
+    '*:file:_cvs_files'
+}
+
+(( $+functions[_cvs_login] )) ||
+_cvs_login () {
+  false
+}
+
+(( $+functions[_cvs_logout] )) ||
+_cvs_logout () {
+  false
+}
+
+(( $+functions[_cvs_rdiff] )) ||
+_cvs_rdiff () {
+  # "+V:k:cuftsQqlRD:r:"
+  _arguments -s \
+    -{c,u,f,t,s,Q,q,l,R} \
+    '-V+:version:' \
+    '-k+:keyword substitution:_cvs_k' \
+    '*-D+:date:_cvs_D' \
+    '*-r+:tag:_cvs_revisions' \
+    '*:module:_cvs_modules'
+}
+
+(( $+functions[_cvs_release] )) ||
+_cvs_release () {
+  # "+Qdq"
+  _arguments -s \
+    -{Q,d,q} \
+    '*:directory:_files -/'
+}
+
+(( $+functions[_cvs_remove] )) ||
+_cvs_remove () {
+  # "+flR"
+  _arguments -s \
+    -{f,l,R} \
+    '*:file:_cvs_files_removed'
+}
+
+(( $+functions[_cvs_rtag] )) ||
+_cvs_rtag () {
+  # "+FanfQqlRdbr:D:"
+  _arguments -s \
+    -{F,a,n,f,Q,q,l,R,d,b} \
+    '*-D+:date:_cvs_D' \
+    '*-r+:tag:_cvs_revisions' \
+    ':tag:' \
+    '*:module:_cvs_modules'
+}
+
+(( $+functions[_cvs_status] )) ||
+_cvs_status () {
+  # "+vlR"
+  _arguments -s \
+    -{v,l,R} \
+    '*:file:_cvs_files'
+}
+
+(( $+functions[_cvs_tag] )) ||
+_cvs_tag () {
+  # "+FQqlRcdr:D:bf"
+  _arguments -s \
+    -{F,Q,q,l,R,c,d,b,f} \
+    '-r+:tag:_cvs_revisions' \
+    '-D+:date:_cvs_D' \
+    ':tag:' \
+    '*:file:_cvs_files'
+}
+
+(( $+functions[_cvs_unedit] )) ||
+_cvs_unedit () {
+  # "+lR"
+  _arguments -s \
+    -{l,R} \
+    '*:file:_cvs_files'
+}
+
+(( $+functions[_cvs_update] )) ||
+_cvs_update () {
+  # "+ApCPflRQqduk:r:D:j:I:W:"
+  _arguments -s \
+    -{A,C,p,P,f,l,R,Q,q,d,u} \
+    '-k+:keyword substitution:_cvs_k' \
+    '-r+:tag:_cvs_revisions' \
+    '-D+:date:_cvs_D' \
+    '-j+:tag:_cvs_revisions' \
+    '*-I+:name:_files' \
+    '*-W+:spec:' \
+    '*:file:_cvs_files'
+}
+
+(( $+functions[_cvs_watch] )) ||
+_cvs_watch () {
+  local expl
+
+  if (( CURRENT == 2 )); then
+    _wanted values expl 'watch command' compadd on off add remove
+  else
+    case "$words[2]" in
+      on|off) # "+lR"
+	_arguments -s \
+	    -{l,R} \
+	    ':watch command:' \
+	    '*:file:_cvs_files'
+	;;
+      add|remove) # "+lRa:"
+	_arguments -s \
+	    -{l,R} \
+	    '*-a+:action:(edit unedit commit all none)' \
+	    ':watch command:' \
+	    '*:file:_cvs_files'
+	;;
+    esac
+  fi
+}
 
-if ! builtin functions _cvs_unedit >&-; then
-  _cvs_unedit () {
-    # "+lR"
-    _arguments -s \
+(( $+functions[_cvs_watchers] )) ||
+_cvs_watchers () {
+  # "+lR"
+  _arguments -s \
       -{l,R} \
       '*:file:_cvs_files'
-  }
-fi
-
-if ! builtin functions _cvs_update >&-; then
-  _cvs_update () {
-    # "+ApPflRQqduk:r:D:j:I:W:"
-    _arguments -s \
-      -{A,p,P,f,l,R,Q,q,d,u} \
-      '-k+:keyword substitution:_cvs_k' \
-      '-r+:tag:_cvs_revisions' \
-      '-D+:date:_cvs_D' \
-      '-j+:tag:_cvs_revisions' \
-      '*-I+:name:_files' \
-      '*-W+:spec:' \
-      '*:file:_cvs_files'
-  }
-fi
+}
 
-if ! builtin functions _cvs_watch >&-; then
-  _cvs_watch () {
-    if (( CURRENT == 2 )); then
-      compadd on off add remove
-    else
-      case "$words[2]" in
-	on|off) # "+lR"
-	  _arguments -s \
-	  -{l,R} \
-	  ':watch command:' \
-	  ':*:file:_cvs_files'
-	  ;;
-	add|remove) # "+lRa:"
-	  _arguments -s \
-	  -{l,R} \
-	  '*-a+:action:(edit unedit commit all none)' \
-	  ':watch command:' \
-	  ':*:file:_cvs_files'
-	  ;;
-      esac
-    fi
-  }
-fi
+(( $+functions[_cvs_loadstat] )) ||
+_cvs_loadstat () {
+  zstyle -t ":completion:${curcontext}:" disable-stat && return
+  (( $+_cvs_loadstat_tried )) && return
+  _cvs_loadstat_tried=yes
 
-if ! builtin functions _cvs_watchers >&-; then
-  _cvs_watchers () {
-    # "+lR"
-    _arguments -s \
-      -{l,R} \
-      ':*:file:_cvs_files'
-  }
-fi
+  zmodload -i zsh/stat 2>/dev/null
+}
 
-if ! builtin functions _cvs_root >&-; then
-  _cvs_root () {
-    compadd "$@" $_cvs_roots || _files "$@" -/
-  }
-fi
+(( $+functions[_cvs_root] )) ||
+_cvs_root () {
+  local cvspassfile id
 
-if ! builtin functions _cvs_tempdir >&-; then
-  _cvs_tempdir () {
-    compadd "$@" $TMPPREFIX:h $TMPDIR /tmp
-  }
-fi
+  typeset -gU _cvs_roots
 
-if ! builtin functions _cvs_user_variable >&-; then
-  _cvs_user_variable () {
-    if compset -P '*='; then
-      _default
+  if [[ -f "${cvspassfile::=${CVS_PASSFILE:-$HOME/.cvspass}}" ]]; then
+    _cvs_loadstat
+    if (( $+builtins[stat] )); then
+      id="$(LC_ALL=C builtin stat -g +mtime -F '%Y/%m/%d-%T' "$cvspassfile")"
     else
-      _message "variable=value"
+      id="$(LC_ALL=C ls -l "$cvspassfile")"
+    fi
+    if [[ "$id" != "$_cvs_pass_id" ]]; then
+      _cvs_roots=($_cvs_roots ${${(f)"$(<$cvspassfile)"}%% *})
+      _cvs_pass_id="$id"
     fi
+  fi
+
+  _tags files && {
+    compadd -M 'r:|[:@./]=* r:|=*' "$@" $_cvs_roots || _files "$@" -/
   }
-fi
+}
+
+(( $+functions[_cvs_tempdir] )) ||
+_cvs_tempdir () {
+  _tags directories && compadd "$@" $TMPPREFIX:h $TMPDIR /tmp
+}
+
+(( $+functions[_cvs_user_variable] )) ||
+_cvs_user_variable () {
+  if compset -P '*='; then
+    _default
+  else
+    _message "variable=value"
+  fi
+}
 
 # define completion functions for cvs global options.
 
-if ! builtin functions _cvs_bindir >&-; then
-  _cvs_bindir () {
-    compadd "$@" /usr/local/bin || _files "$@" -/
-  }
-fi
+(( $+functions[_cvs_bindir] )) ||
+_cvs_bindir () {
+  _tags directories && { compadd "$@" /usr/local/bin || _files "$@" -/ }
+}
 
-if ! builtin functions _cvs_editor >&-; then
-  _cvs_editor () {
-    compadd "$@" vi
-  }
-fi
+(( $+functions[_cvs_editor] )) ||
+_cvs_editor () {
+  _tags commands && compadd "$@" vi
+}
 
-if ! builtin functions _cvs_gzip_level >&-; then
-  _cvs_gzip_level () {
-    compadd "$@" 9
-  }
-fi
+(( $+functions[_cvs_gzip_level] )) ||
+_cvs_gzip_level () {
+  _tags values && compadd "$@" 9
+}
 
 # define completion functions for cvs common options and arguments.
 
-if ! builtin functions _cvs_D >&-; then
-  _cvs_D () {
-    compadd "$@" today yesterday week\ ago month\ ago
-  }
-fi
+(( $+functions[_cvs_D] )) ||
+_cvs_D () {
+  _tags values && compadd "$@" today yesterday week\ ago month\ ago
+}
 
-if ! builtin functions _cvs_k >&-; then
-  _cvs_k () {
-    compadd "$@" kv kvl k o b v
-  }
-fi
+(( $+functions[_cvs_k] )) ||
+_cvs_k () {
+  _tags values && compadd "$@" kv kvl k o b v
+}
 
-if ! builtin functions _cvs_m >&-; then
-  _cvs_m () {
-    _message "log message"
-  }
-fi
+(( $+functions[_cvs_m] )) ||
+_cvs_m () {
+  _message "log message"
+}
 
-if ! builtin functions _cvs_modules >&-; then
-  _cvs_modules () {
-    local root=$CVSROOT
-    [[ -f CVS/Root ]] && root=$(<CVS/Root)
+(( $+functions[_cvs_modules] )) ||
+_cvs_modules () {
+  local root=$CVSROOT expl
 
-    if [[ $root = :* || ! -d $root ]]; then
-      _message "module name"
-    else
-      compadd - \
-	$root/^CVSROOT(:t) \
-	${${(M)${(f)"$(<$root/CVSROOT/modules)"}:#[^#]*}%%[ 	]*}
-    fi
-  }
-fi
+  [[ -f CVS/Root ]] && root=$(<CVS/Root)
 
-if ! builtin functions _cvs_revisions >&-; then
-  _cvs_revisions () {
-    compadd - ${${${(M)${(f)"$(cvs -q status -vl .)"}:#	*}##[ 	]##}%%[ 	]*}
-  }
-fi
+  if [[ $root = :* || ! -d $root ]]; then
+    _message "module name"
+  else
+    _wanted modules expl module \
+        compadd - $root/^CVSROOT(:t) \
+            ${${(M)${(f)"$(<$root/CVSROOT/modules)"}:#[^#]*}%%[ 	]*}
+  fi
+}
+
+(( $+functions[_cvs_revisions] )) ||
+_cvs_revisions () {
+  local expl
+
+  _wanted values expl revision \
+      compadd - ${${${(M)${(f)"$(cvs -q status -vl .)"}:#	*}##[ 	]##(No Tags Exist)#}%%[ 	]*}
+}
 
 # define completion functions for files maintained by cvs.
 
-if ! builtin functions _cvs_setup_prefix >&-; then
-  _cvs_setup_prefix () {
-    if [[ -prefix */ ]]; then
-      qpref="${PREFIX%/*}/"
-      pref=$~qpref
-    else
-      qpref=
-      pref=./
-    fi
-  }
-fi
+(( $+functions[_cvs_setup_prefix] )) ||
+_cvs_setup_prefix () {
+  if [[ -prefix */ ]]; then
+    qpref="${PREFIX%/*}/"
+    pref=$~qpref
+  else
+    qpref=
+    pref=./
+  fi
+}
 
-if ! builtin functions _cvs_extract_directory_entries >&-; then
-  _cvs_extract_directory_entries () {
-    entries=($entries ${${${(M)rawentries:#D/*}#D/}%%/*})
-  }
-fi
+(( $+functions[_cvs_extract_directory_entries] )) ||
+_cvs_extract_directory_entries () {
+  entries=($entries ${${${(M)rawentries:#D/*}#D/}%%/*})
+}
 
-if ! builtin functions _cvs_extract_file_entries >&-; then
-  _cvs_extract_file_entries () {
-    entries=($entries ${${${(M)rawentries:#/*}#/}%%/*})
-  }
-fi
-
-if ! builtin functions _cvs_extract_modifiedfile_entries >&-; then
-  _cvs_extract_modifiedfile_entries () {
-    if [[ -n "$compconfig[_cvs_disable_stat]" ]] ||
-      ! { zmodload -e stat || zmodload stat }; then
-      _cvs_extract_file_entries
-      return
-    fi
+(( $+functions[_cvs_extract_file_entries] )) ||
+_cvs_extract_file_entries () {
+  entries=($entries ${${${(M)rawentries:#/*}#/}%%/*})
+}
 
-    local ents pats
-    ents=(${${${${(M)rawentries:#/*}#/}/\\/[^\\/]#\\///}%/[^/]#/[^/]#})
-    pats=(${${${(f)"$(LANG=C builtin stat -gn +mtime -F '%a %b %e %T %Y' ${pref}*(D))"}##*/}/ //})
-    eval 'ents=(${ents:#('${(j:|:)${(@)pats:q}}')})'
-    entries=($entries ${ents%%/*})
-  }
-fi
-
-if ! builtin functions _cvs_setup_allentries >&-; then
-  _cvs_setup_allentries () {
-    entries=()
-    if [[ -f ${pref}CVS/Entries ]]; then
-      local rawentries
-      rawentries=(${(f)"$(<${pref}CVS/Entries)"})
-      _cvs_extract_file_entries
-      _cvs_extract_directory_entries
-    fi
-  }
-fi
-
-if ! builtin functions _cvs_setup_direntries >&-; then
-  _cvs_setup_direntries () {
-    entries=()
-    if [[ -f ${pref}CVS/Entries ]]; then
-      local rawentries
-      rawentries=(${(f)"$(<${pref}CVS/Entries)"})
-      _cvs_extract_directory_entries
-    fi
-  }
-fi
-
-if ! builtin functions _cvs_setup_modentries >&-; then
-  _cvs_setup_modentries () {
-    entries=()
-    if [[ -f ${pref}CVS/Entries ]]; then
-      local rawentries
-      rawentries=(${(f)"$(<${pref}CVS/Entries)"})
-      _cvs_extract_modifiedfile_entries
-      _cvs_extract_directory_entries
-    fi
-  }
-fi
+(( $+functions[_cvs_extract_modifiedfile_entries] )) ||
+_cvs_extract_modifiedfile_entries () {
+  _cvs_loadstat
+  if (( ! $+builtins[stat] )); then
+    _cvs_extract_file_entries
+    return
+  fi
 
-if ! builtin functions _cvs_directories >&-; then
-  _cvs_directories () {
-    if [[ -d ${pref}CVS ]]; then
-      _cvs_setup_direntries
-      (( $#entries )) && compgen "$@" -g "${(j:|:)${(@)entries:q}}"
-    else
-      _files "$@"
-    fi
-  }
-fi
-
-if ! builtin functions _cvs_files >&-; then
-  _cvs_files () {
-    local qpref pref entries
-    _cvs_setup_prefix
-    if [[ -d ${pref}CVS ]]; then
-      _cvs_setup_allentries
-      (( $#entries )) && compgen "$@" -g "${(j:|:)${(@)entries:q}}"
-    else
-      _files "$@"
-    fi
-  }
-fi
-
-if ! builtin functions _cvs_files_modified >&-; then
-  _cvs_files_modified () {
-    local qpref pref entries
-    _cvs_setup_prefix
-    if [[ -d ${pref}CVS ]]; then
-      _cvs_setup_modentries
-      (( $#entries )) && compgen "$@" -g "${(j:|:)${(@)entries:q}}"
-    else
-      _files "$@"
-    fi
-  }
-fi
-
-if ! builtin functions _cvs_files_removed >&-; then
-  _cvs_files_removed () {
-    local qpref pref entries
-    _cvs_setup_prefix
-    if [[ -d ${pref}CVS ]]; then
-      _cvs_setup_allentries
-      setopt localoptions unset
-      local omit
-      omit=(${pref}*(D:t))
-      eval 'entries=(${entries:#('${(j:|:)${(@)omit:q}}')})'
-      compadd "$@" -P "$qpref" - ${entries:q} ||
-      _cvs_directories "$@"
-    else
-      _files "$@"
-    fi
-  }
-fi
-
-if ! builtin functions _cvs_files_unmaintained >&-; then
-  _cvs_files_unmaintained () {
-    local qpref pref entries
-    _cvs_setup_prefix
-    if [[ -d ${pref}CVS ]]; then
-      _cvs_setup_allentries
-      setopt localoptions unset
-      local omit
-      omit=($_cvs_ignore_default ${entries:q} ${=cvsignore})
-      [[ -r ~/.cvsignore ]] && omit=($omit $(<~/.cvsignore))
-      [[ -r ${pref}.cvsignore ]] && omit=($omit $(<${pref}.cvsignore))
-      compgen "$@" -g '*~(*/|)('${(j:|:)omit}')(D)' ||
-      compgen "$@" -g '*~(*/|)('${(j:|:)${(@)entries:q}}')(D)' ||
-      _cvs_directories "$@"
-    else
-      _files "$@"
-    fi
-  }
-fi
+  local ents pats
+  ents=(${${${${(M)rawentries:#/*}#/}/\\/[^\\/]#\\///}%/[^/]#/[^/]#})
+  pats=(${${${(f)"$(LC_ALL=C builtin stat -gn +mtime -F '%a %b %e %T %Y' ${pref}*(D))"}##*/}/ //})
+  eval 'ents=(${ents:#('${(j:|:)${(@)pats:q}}')})'
+  entries=($entries ${ents%%/*})
+}
 
-# define configuration variables.
+(( $+functions[_cvs_setup_allentries] )) ||
+_cvs_setup_allentries () {
+  entries=()
+  if [[ -f ${pref}CVS/Entries ]]; then
+    local rawentries
+    rawentries=(${(f)"$(<${pref}CVS/Entries)"})
+    _cvs_extract_file_entries
+    _cvs_extract_directory_entries
+  fi
+}
+
+(( $+functions[_cvs_setup_direntries] )) ||
+_cvs_setup_direntries () {
+  entries=()
+  if [[ -f ${pref}CVS/Entries ]]; then
+    local rawentries
+    rawentries=(${(f)"$(<${pref}CVS/Entries)"})
+    _cvs_extract_directory_entries
+  fi
+}
+
+(( $+functions[_cvs_setup_modentries] )) ||
+_cvs_setup_modentries () {
+  entries=()
+  if [[ -f ${pref}CVS/Entries ]]; then
+    local rawentries
+    rawentries=(${(f)"$(<${pref}CVS/Entries)"})
+    _cvs_extract_modifiedfile_entries
+    _cvs_extract_directory_entries
+  fi
+}
 
-if (( ! $+_cvs_roots )); then
-  if [[ -f ~/.cvspass ]]; then
-    _cvs_roots=(${${(f)"$(<~/.cvspass)"}%% *})
+(( $+functions[_cvs_directories] )) ||
+_cvs_directories () {
+  if [[ -d ${pref}CVS ]]; then
+    _cvs_setup_direntries
+    (( $#entries )) && _files "$@" -g "${(j:|:)${(@)entries:q}}"
   else
-    _cvs_roots=()
+    _files "$@"
   fi
-fi
+}
+
+(( $+functions[_cvs_files] )) ||
+_cvs_files () {
+  local qpref pref entries
+  _cvs_setup_prefix
+  if [[ -d ${pref}CVS ]]; then
+    _cvs_setup_allentries
+    (( $#entries )) && _files "$@" -g "${(j:|:)${(@)entries:q}}"
+  else
+    _files "$@"
+  fi
+}
+
+(( $+functions[_cvs_files_modified] )) ||
+_cvs_files_modified () {
+  local qpref pref entries
+  _cvs_setup_prefix
+  if [[ -d ${pref}CVS ]]; then
+    _cvs_setup_modentries
+    (( $#entries )) && _files "$@" -g "${(j:|:)${(@)entries:q}}"
+  else
+    _files "$@"
+  fi
+}
+
+(( $+functions[_cvs_files_removed] )) ||
+_cvs_files_removed () {
+  local qpref pref entries
+  _cvs_setup_prefix
+  if [[ -d ${pref}CVS ]]; then
+    _cvs_setup_allentries
+    setopt localoptions unset
+    local omit
+    omit=(${pref}*(D:t))
+    eval 'entries=(${entries:#('${(j:|:)${(@)omit:q}}')})'
+    _tags directories && compadd "$@" -P "$qpref" - ${entries:q} ||
+        _cvs_directories "$@"
+  else
+    _files "$@"
+  fi
+}
+
+(( $+functions[_cvs_files_unmaintained] )) ||
+_cvs_files_unmaintained () {
+  local qpref pref entries
+  _cvs_setup_prefix
+  if [[ -d ${pref}CVS ]]; then
+    _cvs_setup_allentries
+    setopt localoptions unset
+    local omit
+    omit=($_cvs_ignore_default ${entries:q} ${=cvsignore})
+    [[ -r ~/.cvsignore ]] && omit=($omit $(<~/.cvsignore))
+    [[ -r ${pref}.cvsignore ]] && omit=($omit $(<${pref}.cvsignore))
+    _path_files "$@" -g '*~(*/|)('${(j:|:)omit}')(D)' ||
+        _path_files "$@" -g '*~(*/|)('${(j:|:)${(@)entries:q}}')(D)' ||
+        _cvs_directories "$@"
+  else
+    _files "$@"
+  fi
+}
+
+# define configuration variables.
 
-if (( ! $+_cvs_ignore_default )); then
-  _cvs_ignore_default=(
-    RCS SCCS CVS CVS.adm RCSLOG 'cvslog.*' tags TAGS .make.state .nse_depinfo
-    '*\~' '\#*' '.\#*' ',*' '_$*' '*$' '*.old' '*.bak' '*.BAK' '*.orig' '*.rej'
-    '.del-*' '*.a' '*.olb' '*.o' '*.obj' '*.so' '*.exe' '*.Z' '*.elc' '*.ln'
-    core
-  )
-fi
+(( $+_cvs_ignore_default )) ||
+_cvs_ignore_default=(
+  RCS SCCS CVS CVS.adm RCSLOG 'cvslog.*' tags TAGS .make.state .nse_depinfo
+  '*\~' '\#*' '.\#*' ',*' '_$*' '*$' '*.old' '*.bak' '*.BAK' '*.orig' '*.rej'
+  '.del-*' '*.a' '*.olb' '*.o' '*.obj' '*.so' '*.exe' '*.Z' '*.elc' '*.ln'
+  core
+)
 
 # call real _cvs.
 
-_cvs "$@"
+[[ -o kshautoload ]] || _cvs "$@"
diff --git a/Completion/User/_gdb b/Completion/User/_gdb
index a29eaf8b2..0445e18e9 100644
--- a/Completion/User/_gdb
+++ b/Completion/User/_gdb
@@ -17,7 +17,8 @@ elif compset -P '-(exec|se)='; then
 elif compset -P '-(symbols|core|command)='; then
   _files
 elif [[ "$PREFIX" = -* ]]; then
-  if _wanted options; then
+  _tags options
+  while _tags; do
     while _next_label options expl option; do
       compadd "$expl[@]" -QS '' - -symbols\= -exec\= -se\= -core\= -command\= \
                                   -directory\= -cd\= -tty\= && ret=0
@@ -25,7 +26,7 @@ elif [[ "$PREFIX" = -* ]]; then
 	    		          -batch -fullname -f -b && ret=0
     done
     (( ret )) || return 0
-  fi
+  done
 else
   prev="$words[CURRENT-1]"
 
diff --git a/Completion/User/_gprof b/Completion/User/_gprof
index 0a1d621be..659e921e8 100644
--- a/Completion/User/_gprof
+++ b/Completion/User/_gprof
@@ -1,12 +1,58 @@
 #compdef gprof
 
-_arguments -s -{a,b,c,D,h,i,l,L,s,T,v,w,x,y,z} \
-           -{A,C,e,E,f,F,J,n,N,O,p,P,q,Q,Z}:'function name: _exec_funcs' \
+local curcontext="$curcontext" state line ret=1
+typeset -A opt_args
+
+_arguments -C -s -{a,b,c,D,h,i,l,L,s,T,v,w,x,y,z} \
+           -{A,C,e,E,f,F,J,n,N,O,p,P,q,Q,Z}:'function name:->funcs' \
 	   '-I:directory:_dir_list' \
-	   '-d-:debug level:' '-k:function names: _exec_funcs -p' \
+	   '-d-:debug level:' '-k:function names:->pair' \
 	   '-m:minimum execution count:' \
-	   ':executable:_files -g *(*)' \
-	   ':profile file:_files -g gmon.*' \
+	   ':executable:_files -g \*\(\*\)' \
+	   ':profile file:_files -g gmon.\*' \
 	   -- -s '(#--[no-] --)' \
-           '*=name*:function name: _exec_funcs' \
-	   '*=dirs*:directory:_dir_list'
+           '*=name*:function name:->funcs' \
+	   '*=dirs*:directory:_dir_list' && ret=0
+
+if [[ -n "$state" ]]; then
+  local cmd pair expl
+
+  _tags functions || return 1
+
+  [[ "$state" = pair ]] && pair=yes
+
+  if [[ $#line -gt 1 ]]; then
+    cmd="$line[2]"
+  else
+    return 1
+  fi
+
+  if [[ -n "$cmd" ]]; then
+    if [[ "$cmd" = /* ]]; then
+      tmp="$cmd"
+    else
+      tmp="$PWD/$cmd"
+    fi
+
+    if [[ "$tmp" != "$_gprof_command" ]]; then
+      _gprof_command="$tmp"
+      _gprof_funcs=( "${(@)${(@M)${(@f)$(nm $cmd)}:#[^ ]# [tT] ([^_]|_[^_])*}##* }" )
+    fi
+  
+    if [[ -n "$pair" ]]; then
+      if compset -P '*/'; then
+        expl='call arc to function'
+      else
+        expl='call arc from function'
+      fi
+    else
+      expl=function
+    fi
+    _wanted functions expl "$expl" \
+        compadd "$expl[@]" -M 'r:|_=* r:|=*' - "$_gprof_funcs[@]" && ret=0
+  else
+    return 1
+  fi
+fi
+
+return ret
diff --git a/Completion/User/_groups b/Completion/User/_groups
index 27444d26d..7ee9969cd 100644
--- a/Completion/User/_groups
+++ b/Completion/User/_groups
@@ -2,7 +2,7 @@
 
 local expl groups tmp
 
-_wanted groups || return 1
+_tags groups || return 1
 
 if ! zstyle -a ":completion:${curcontext}:" groups groups; then
   (( $+_cache_groups )) ||
@@ -16,4 +16,4 @@ if ! zstyle -a ":completion:${curcontext}:" groups groups; then
   groups=( "$_cache_groups[@]" )
 fi
 
-_all_labels groups expl group compadd "$@" - "$groups[@]"
+_wanted groups expl group compadd "$@" - "$groups[@]"
diff --git a/Completion/User/_lp b/Completion/User/_lp
index e996507ce..60cf8cfd0 100644
--- a/Completion/User/_lp
+++ b/Completion/User/_lp
@@ -36,28 +36,27 @@ if (( ! $+_lp_cache )); then
 fi
 
 if compset -P -P || [[ "$words[CURRENT-1]" = -P ]]; then
-  if _wanted printers; then
-    if zstyle -T ":completion:${curcontext}:printers" verbose; then
-      zformat -a list ' -- ' "$_lp_cache[@]"
-      disp=(-ld list)
-    else
-      disp=()
-    fi
-    _all_labels printers expl printer \
-        compadd "$disp[@]" - "${(@)_lp_cache%%:*}" && return 0
+  if zstyle -T ":completion:${curcontext}:printers" verbose; then
+    zformat -a list ' -- ' "$_lp_cache[@]"
+    disp=(-ld list)
+  else
+    disp=()
+  fi
+  _wanted printers expl printer \
+      compadd "$disp[@]" - "${(@)_lp_cache%%:*}" && return 0
 
-    (( $+_lp_alias_cache )) || return 1
+  (( $+_lp_alias_cache )) || return 1
 
-    if zstyle -T ":completion:${curcontext}:printers" verbose; then
-      zformat -a list ' -- ' "$_lp_alias_cache[@]"
-      disp=(-ld list)
-    else
-      disp=()
-    fi
-    compadd "$expl[@]" "$disp[@]" - "${(@)_lp_alias_cache%%:*}"
+  if zstyle -T ":completion:${curcontext}:printers" verbose; then
+    zformat -a list ' -- ' "$_lp_alias_cache[@]"
+    disp=(-ld list)
   else
-    return 1
+    disp=()
   fi
+  _wanted printers expl printer \
+      compadd "$disp[@]" - "${(@)_lp_alias_cache%%:*}" && return 0
+
+  return 1
 else
   if [[ "${words[1]:t}" = (lpq|lprm) ]]; then
     if [[ "$words" = *-P* ]]; then
diff --git a/Completion/User/_mh b/Completion/User/_mh
index 724b45e5a..29d6bc2a1 100644
--- a/Completion/User/_mh
+++ b/Completion/User/_mh
@@ -17,16 +17,13 @@ if compset -P 1 -; then
   # get list of options, which MH commands can generate themselves
   # awk is just too icky to use for this, sorry.  send me one if
   # you come up with it.
-  if _wanted options; then
-    _all_labels options expl option \
-        compadd - $($words[1] -help | perl -ne 'if (/^\s*-\(?(\S+)/) {
+  _wanted options expl option \
+      compadd - $($words[1] -help | perl -ne 'if (/^\s*-\(?(\S+)/) {
             $n = $1;
             $n =~ s/\)//g;
             print $n =~ s/^\[([a-z]+)\]// ? "$n\n$1$n\n" : "$n\n";
           }')
-    return
-  fi
-  return 1
+  return
 elif compset -P 1 '[+@]' || [[ "$prev" = -draftfolder ]]; then
   # Complete folder names.
   local mhpath
@@ -72,13 +69,15 @@ else
     # leaving foldnam empty works here
   fi
 
-  if _wanted sequences; then
+  _tags sequences
+  while _tags; do
     while _next_label sequences expl sequence; do
       compadd "$expl[@]" $(mark $foldnam 2>/dev/null | awk -F: '{ print $1 }') &&
         ret=0
       compadd "$expl[@]" reply next cur prev first last all unseen && ret=0
       _files "$expl[@]" -W folddir -g '<->' && ret=0
     done
-  fi
+    (( ret )) || return 0
+  done
   return ret
 fi
diff --git a/Completion/User/_mount b/Completion/User/_mount
index a148fff27..418b7974f 100644
--- a/Completion/User/_mount
+++ b/Completion/User/_mount
@@ -543,7 +543,7 @@ fstype)
       compadd "$expl[@]" -qS, -M 'L:|no=' - "$fss[@]" && ret=0
   ;;
 fsopt)
-  _wanted options || return 1
+  _tags options || return 1
 
   eval 'tmp=(' '"$_fs_'${(s:,:)^${opt_args[$typeops]:-${deffs}}}'[@]"' ')'
   tmp=( "$_fs_any[@]" "${(@)tmp:#}" )
diff --git a/Completion/User/_netscape b/Completion/User/_netscape
index 82fa4509a..ed2bccc75 100644
--- a/Completion/User/_netscape
+++ b/Completion/User/_netscape
@@ -56,16 +56,14 @@ if [[ "$state" = "remote" ]]; then
       fi
     ;;
     *)
-      if _wanted commands; then
-        if [[ -z "$QIPREFIX" ]]; then
-	  _all_labels commands expl 'remote commands' \
-  	      compadd  -s'(' -S '' -M 'm:{a-zA-Z}={A-Za-z}' - \
-                      $remote_commands && ret=0
-        else
-	  _all_labels commands expl 'remote commands' \
-              compadd -qS '(' -M 'm:{a-zA-Z}={A-Za-z}' - \
-                      $remote_commands && ret=0
-	fi
+      if [[ -z "$QIPREFIX" ]]; then
+	_wanted commands expl 'remote commands' \
+  	    compadd -s'(' -S '' -M 'm:{a-zA-Z}={A-Za-z}' - \
+                    $remote_commands && ret=0
+      else
+	_wanted commands expl 'remote commands' \
+            compadd -qS '(' -M 'm:{a-zA-Z}={A-Za-z}' - \
+                    $remote_commands && ret=0
       fi
     ;;
   esac
@@ -78,12 +76,14 @@ if [[ "$state" = "urls" ]]; then
         compadd authors blank cache document fonts global hype image-cache \
             license logo memory-cache mozilla plugins && ret=0
   else
-    if _wanted prefixes; then
+    _tags prefixes
+    while _tags; do
       while _next_label prefixes expl 'URL prefix'; do
         compadd "$expl[@]" -S '' about: mocha: javascript: && ret=0
         _urls "$@" && ret=0
       done
-    fi
+      (( ret )) || return 0
+    done
   fi
 fi
 
diff --git a/Completion/User/_nslookup b/Completion/User/_nslookup
index 7d2a12142..44ab4cacc 100644
--- a/Completion/User/_nslookup
+++ b/Completion/User/_nslookup
@@ -19,9 +19,7 @@
 # other characters than lower case letters, we try to call the function
 # `_nslookup_host'.
 
-setopt localoptions extendedglob
-
-local state expl ret=1 setopts
+local context curstate="$curcontext" expl ret=1 setopts
 
 setopts=(
   'all[print current values]' \
@@ -40,7 +38,7 @@ setopts=(
   '(noignoretc)ignoretc[ignore packet truncation errors]' \
   '(ignoretc)noignoretc[don'"'"'t ignore packet truncation errors]' \
   'class[change query class]:query class:((in\:Internet\ class chaos\:CHAOS\ class hesiod\:MIT\ Athena\ Hesiod\ class any\:wildcard\ \(any\ of\ the\ above\)))'
-  'domain[change default domain]:default domain:_hosts'
+  "domain[change default domain]:default domain:_domains"
   'srchlist[change default domain and search list]: :->srchlist'
   'port[change name server port]:name server port:'
   {query,}type'[change type of information query]:query information type:((a\:internet\ address cname\:canonical\ name\ for\ alias hinfo\:CPU\ and\ operating\ system\ type minfo\:mailbox\ or\ mail\ list\ information mx\:mail\ exchanger ns\:name\ server\ for\ zone ptr\:host\ name\ or\ other\ information soa\:domain\'"'"'s\ \`start-of-authority\'"'"'\ information txt\:text\ information uinfo\:user\ information wks\:supported\ well-known\ services))'
@@ -52,23 +50,25 @@ setopts=(
 if [[ -n "$compcontext" ]]; then
   if [[ CURRENT -eq 1 ]]; then
 
-    funcall ret _nslookup_command && return ret
+    _funcall ret _nslookup_command && return ret
 
-    _description expl 'command'
-    compadd "$expl[@]" - server lserver root finger ls view help set && ret=0
-    _hosts && ret=0
+    _alternative \
+        'commands:command:(server lserver root finger ls view help set exit)' \
+	'hosts:: _hosts' && ret=0
     return ret
   elif [[ "$compstate[context]" = redirect ]]; then
 
-    funcall ret _nslookup_redirect && return ret
+    _funcall ret _nslookup_redirect && return ret
+
+    _tags -C redirection files || return 1
 
     if [[ "$words[1]" != (finger|ls) ]]; then
       _message "redirection not allowed for command \`$words[1]'"
       return 1
     elif [[ "$compstate[redirect]" = '>' ]]; then
-      _description expl 'write to file'
+      _description files expl 'write to file'
     elif [[ "$compstate[redirect]" = '>>' ]]; then
-      _description expl 'append to file'
+      _description files expl 'append to file'
     else
       _message "unknown redirection operator \`$compstate[redirect]'"
       return 1
@@ -79,15 +79,14 @@ if [[ -n "$compcontext" ]]; then
   fi
 
   if [[ "$words[1]" = [a-z]## ]]; then
-    funcall ret _nslookup_$words[1] && return ret
+    _funcall ret _nslookup_$words[1] && return ret
   else
-    funcall ret _nslookup_host && return ret
+    _funcall ret _nslookup_host && return ret
   fi
 
   case "$words[1]" in
   (|l)server)
-    _description expl 'new default server'
-    _hosts "$expl[@]"
+    _wanted hosts expl 'new default server' _hosts
     return
     ;;
   root|exit|help|\?)
@@ -104,24 +103,23 @@ if [[ -n "$compcontext" ]]; then
      '-d[all records]' \
      '-h[CPU and operating system information]' \
      '-s[well-known services]' \
-     ':domain:_hosts'
+     ":domain:_domains"
     return
     ;;
   view)
-    _description expl 'view file'
+    _description files expl 'view file'
     _files "$expl[@]"
     return
     ;;
   set)
-    typeset -A values
+    typeset -A val_args
 
     _values 'state information' "$setopts[@]" && ret=0
 
     [[ -z "$state" ]] && return ret
     ;;
   *)
-    _description expl 'server'
-    _hosts "$expl[@]"
+    _wanted hosts expl 'server' _hosts
     return
   esac
 fi
@@ -130,9 +128,9 @@ fi
 
 if [[ -z "$state" ]]; then
   local line
-  typeset -A options
+  typeset -A opt_args
 
-  _arguments \
+  _arguments -C \
     "-${(@)^${(@M)setopts:#*\]:*}/\[/=[}" \
     "-${(@)^setopts:#(\(|*\]:)*}" \
     "${(@)^${(@)${(@M)setopts:#\(*}/\)/)-}/\(/(-}" \
@@ -143,15 +141,17 @@ fi
 # This is completion after `srchlist' for both types.
 
 if [[ -n "$state" ]]; then
+  _tags domains || return 1
+
   if compset -P '*/'; then
-    _description expl 'search list entry'
+    _description domains expl 'search list entry'
   else
-    _description expl 'default domain name and first search list entry'
+    _description domains expl 'default domain name and first search list entry'
   fi
   if [[ -n "$_vals_cache_multi" ]]; then
-    _hosts "$expl[@]" -qS/ -r "/\\- \\t\\n$_vals_cache_multi"
+    _domains "$expl[@]" -qS/ -r "/\\- \\t\\n$_vals_cache_multi"
   else
-    _hosts "$expl[@]" -qS/
+    _domains "$expl[@]" -qS/
   fi
   return
 fi
diff --git a/Completion/User/_rlogin b/Completion/User/_rlogin
index bf8ff751d..2509bd79c 100644
--- a/Completion/User/_rlogin
+++ b/Completion/User/_rlogin
@@ -28,7 +28,7 @@ _rlogin () {
     return ret
     ;;
   rcp)
-    local curcontext="$curcontext" state line ret=1
+    local curcontext="$curcontext" state line ret=1 expl
     typeset -A opt_args
 
     _arguments -C -s \
@@ -40,7 +40,7 @@ _rlogin () {
       if compset -P '*:'; then
 	_files && ret=0
       elif compset -P '*@'; then
-        _wanted hosts && _rlogin_hosts -S: -q && ret=0
+        _wanted hosts expl host _rlogin_hosts -S: -q && ret=0
       else
         _alternative \
 	    'files:: _files' \
@@ -54,11 +54,11 @@ _rlogin () {
 }
 
 _rlogin_users () {
-  _wanted users && _combination -s '[:@]' my-accounts users-hosts users "$@"
+  _tags users && _combination -s '[:@]' my-accounts users-hosts users "$@"
 }
 
 _rlogin_hosts () {
-  _wanted hosts &&
+  _tags hosts &&
       if [[ "$IPREFIX" == *@ ]]; then
         _combination -s '[:@]' my-accounts users-hosts "users=${IPREFIX/@}" hosts "$@"
       else
diff --git a/Completion/User/_socket b/Completion/User/_socket
index 353a66fd5..af9c8ab0a 100644
--- a/Completion/User/_socket
+++ b/Completion/User/_socket
@@ -1,34 +1,55 @@
 #compdef socket
 
-local state line expl
-typeset -A options
+# Style used:
+#
+#  hosts-ports
+#    The style that contains pairs `host:port'.
 
-_arguments -s \
-  -{b,c,f,q,r,v,w} \
-  -{s,l} \
-  '-p:command:->command' \
+local curcontext="$curcontext" state line expl
+typeset -A opt_args
+
+[[ $CURRENT -eq 2 ]] &&
+    { ! zstyle -T ":completion:${curcontext}:options" prefix-needed ||
+      [[ "$PREFIX" = -* ]] } &&
+    _wanted options expl option \
+        compadd -M 'r:|[_-]=* r:|=*' "$expl[@]" - -version
+
+_arguments -C -s \
+  '-b[background]' \
+  '-c[crlf]' \
+  '-f[fork]' \
+  '-q[quit]' \
+  '-r[read only]' \
+  '-v[verbose]' \
+  '-w[write only]' \
+  '-s[server]' \
+  '-l[loop]' \
+  '-p[program]:command:->command' \
   ':arg1:->arg1' \
   ':arg2:->arg2'
 
 case "$state" in
 command)
   compset -q
-  _normal
+  if [[ $CURRENT -eq 1 ]]; then
+    _command_names -e "$@"
+  else
+    _normal
+  fi
   ;;
 
 arg1)
-  if (( $+options[-s] )); then
-    _message 'port'
+  if (( $+opt_args[-s] )); then
+    _ports
   else
-    _description expl 'host'
-    _hosts "$expl[@]"
+    _wanted hosts expl 'host' _combination '' hosts-ports hosts -
   fi
   ;;
 
 arg2)
-  if (( ! $+options[-s] )); then
-    _description expl 'port'
-    _hostports $line[2] "$expl[@]"
+  if (( ! $+opt_args[-s] )); then
+    _wanted ports expl 'port to connect' \
+        _combination '' hosts-ports hosts="${line[1]:q}" ports -
   fi
   ;;
 esac
diff --git a/Completion/User/_tiff b/Completion/User/_tiff
index 9616009c3..608325fdf 100644
--- a/Completion/User/_tiff
+++ b/Completion/User/_tiff
@@ -195,12 +195,14 @@ if [[ -n "$state" ]]; then
       ;;
     esac
   else
-    if _wanted values; then
+    _tags values
+    while _tags; do
       while _next_label values expl 'compression scheme'; do
         compadd "$expl[@]" - none g4 packbits && ret=0
         compadd "$expl[@]" -qS: - lzw zip jpeg g3 && ret=0
       done
-    fi
+      (( ret )) || return 0
+    done
   fi
 fi
 
diff --git a/Completion/User/_urls b/Completion/User/_urls
index 3989f2219..4234aa274 100644
--- a/Completion/User/_urls
+++ b/Completion/User/_urls
@@ -49,18 +49,22 @@ local localhttp_userdir="$localhttp[3]"
 
 if [[ "$1" = -f ]]; then
   shift
-  _wanted -C -f files && _files "$@" && return
+  _wanted -C -f files _files "$@" && return 0
 fi
 
 ipre="$IPREFIX"
 
-if ! compset -P '(#b)([-+.a-z0-9]#):' && _wanted -C argument prefixes; then
-  while _next_label prefixes expl 'URL prefix' "$@"; do
-    [[ -d $urls_path/bookmark ]] &&
-      compadd "$expl[@]" -S '' bookmark: && ret=0
-    compadd "$expl[@]" -S '' file: ftp:// gopher:// http:// && ret=0
+if ! compset -P '(#b)([-+.a-z0-9]#):'; then
+  _tags -C argument prefixes
+  while _tags; do
+    while _next_label prefixes expl 'URL prefix' "$@"; do
+      [[ -d $urls_path/bookmark ]] &&
+        compadd "$expl[@]" -S '' bookmark: && ret=0
+      compadd "$expl[@]" -S '' file: ftp:// gopher:// http:// && ret=0
+    done
+    (( ret )) || return 0
   done
-  return ret
+  return 1
 fi
 scheme="$match[1]"
 
@@ -73,17 +77,19 @@ case "$scheme" in
   ;;
   file)
     if ! compset -P //; then
-      _wanted -C file files || return 1
-
-      while _next_label files expl 'local file' "$@"; do
-        if [[ -prefix / ]]; then
-	  _path_files "$expl[@]" -S '' -g '*(^/)' && ret=0
-	  _path_files "$expl[@]" -S/ -r '/' -/ && ret=0
-        elif [[ -z "$PREFIX" ]]; then
-	  compadd "$expl[@]" -S '/' -r '/' - "${PWD%/}" && ret=0
-        fi
+      _tags -C file files
+      while _tags; do
+        while _next_label files expl 'local file' "$@"; do
+          if [[ -prefix / ]]; then
+	    _path_files "$expl[@]" -S '' -g '*(^/)' && ret=0
+	    _path_files "$expl[@]" -S/ -r '/' -/ && ret=0
+          elif [[ -z "$PREFIX" ]]; then
+	    compadd "$expl[@]" -S '/' -r '/' - "${PWD%/}" && ret=0
+          fi
+        done
+	(( ret )) || return 0
       done
-      return ret
+      return 1
     fi
   ;;
   bookmark)
@@ -93,34 +99,40 @@ case "$scheme" in
           compadd "$@" -U - \
               "$ipre$(<"$urls_path/$scheme/${(Q)PREFIX}${(Q)SUFFIX}")" && ret=0
     else
-      if _wanted -C bookmark files; then
+      _tags -C bookmark files
+      while _tags; do
         while _next_label files expl 'bookmark'; do
           _path_files -W "$urls_path/$scheme" "$expl[@]" -S '' -g '*(^/)' && 
               ret=0
           _path_files -W "$urls_path/$scheme" -S/ -r '/' -/ && ret=0
         done
-      fi
+	(( ret )) || return 0
+      done
     fi
     return ret
   ;;
 esac
 
 # Complete hosts
-if ! compset -P '(#b)([^/]#)/' && _wanted hosts; then
+if ! compset -P '(#b)([^/]#)/'; then
   uhosts=($urls_path/$scheme/$PREFIX*$SUFFIX(/:t))
 
-  while _next_label hosts expl host "$@"; do
-    (( $#uhosts )) || _hosts -S/ && ret=0
-    [[ "$scheme" = http ]] && uhosts=($uhosts $localhttp_servername)
-    compadd "$expl[@]" -S/ - $uhosts && ret=0
+  _tags hosts
+  while _tags; do
+    while _next_label hosts expl host "$@"; do
+      (( $#uhosts )) || _hosts -S/ && ret=0
+      [[ "$scheme" = http ]] && uhosts=($uhosts $localhttp_servername)
+      compadd "$expl[@]" -S/ - $uhosts && ret=0
+    done
+    (( ret )) || return 0
   done
-  return ret
+  return 1
 fi
 host="$match[1]"
 
 # Complete part after hostname
 
-_wanted -C local files || return 1
+_tags -C local files || return 1
 
 if [[ "$localhttp_servername" = "$host" ]]; then
   if compset -P \~; then
@@ -129,20 +141,29 @@ if [[ "$localhttp_servername" = "$host" ]]; then
       return
     fi
     user="$match[1]"
-    while _next_label files expl 'local file'; do
-      _path_files "$expl[@]" -W ~$user/$localhttp_userdir -g '*(^/)' && ret=0
-      _path_files "$expl[@]" -W ~$user/$localhttp_userdir -S/ -r '/' -/ && ret=0
+    while _tags; do
+      while _next_label files expl 'local file'; do
+        _path_files "$expl[@]" -W ~$user/$localhttp_userdir -g '*(^/)' && ret=0
+        _path_files "$expl[@]" -W ~$user/$localhttp_userdir -S/ -r '/' -/ && ret=0
+      done
+      (( ret )) || return 0
     done
   else
-    while _next_label files expl 'local file'; do
-      _path_files "$expl[@]" -W $localhttp_documentroot -g '*(^/)' && ret=0
-      _path_files "$expl[@]" -W $localhttp_documentroot -S/ -r '/' -/ && ret=0
+    while _tags; do
+      while _next_label files expl 'local file'; do
+        _path_files "$expl[@]" -W $localhttp_documentroot -g '*(^/)' && ret=0
+        _path_files "$expl[@]" -W $localhttp_documentroot -S/ -r '/' -/ && ret=0
+      done
+      (( ret )) || return 0
     done
   fi
 else
-  while _next_label files expl 'local file'; do
-    _path_files "$expl[@]" -W $urls_path/$scheme/$host -g '*(^/)' && ret=0
-    _path_files "$expl[@]" -W $urls_path/$scheme/$host -S/ -r '/' -/ && ret=0
+  while _tags; do
+    while _next_label files expl 'local file'; do
+      _path_files "$expl[@]" -W $urls_path/$scheme/$host -g '*(^/)' && ret=0
+      _path_files "$expl[@]" -W $urls_path/$scheme/$host -S/ -r '/' -/ && ret=0
+    done
+    (( ret )) || return 0
   done
 fi
 return $ret
diff --git a/Completion/User/_users b/Completion/User/_users
index d04731af9..dce0fd584 100644
--- a/Completion/User/_users
+++ b/Completion/User/_users
@@ -2,9 +2,7 @@
 
 local expl users
 
-_wanted users || return 1
-
 zstyle -a ":completion:${curcontext}:" users users &&
-    _all_labels users expl user compadd "$@" - "$users[@]" && return 0
+    _wanted users expl user compadd "$@" - "$users[@]" && return 0
 
-_all_labels users expl user compadd "$@" - "${(@k)userdirs}"
+_wanted users expl user compadd "$@" - "${(@k)userdirs}"
diff --git a/Completion/User/_users_on b/Completion/User/_users_on
index b19cff6e7..b5c05e12b 100644
--- a/Completion/User/_users_on
+++ b/Completion/User/_users_on
@@ -2,10 +2,8 @@
 
 local expl
 
-_wanted users || return 1
-
-if which users >/dev/null; then
-  _all_labels users expl 'users logged on' \
+if (( $+commands[users] )); then
+  _wanted users expl 'users logged on' \
       compadd "$@" - $(_call users users) && return 0
 else
   # Other methods of finding out users logged on should be added here
diff --git a/Completion/User/_whois b/Completion/User/_whois
index 827ebe627..4b6d73b86 100644
--- a/Completion/User/_whois
+++ b/Completion/User/_whois
@@ -1,12 +1,14 @@
-#compdef whois
+#compdef whois fwhois
 
 _whois () {
-  setopt localoptions extendedglob
   _whois_setup
-  $_whois_comp
+  case "$0" in
+  fwhois) _whois_fwhois;;
+  *) $_whois_comp;;
+  esac
 }
 
-builtin functions _whois_setup >&- ||
+(( $+functions[_whois_setup] )) ||
 _whois_setup () {
   (( $+_whois_defaultserver )) ||
     _whois_defaultserver='whois.internic.net'
@@ -65,6 +67,7 @@ _whois_setup () {
   (( $+_whois_arguments )) || {
     local help="$(whois </dev/null 2>&1)"
     local tmp opt opts
+    local hostopt=-h+
 
     if [[ $help = *"user[@<whois.server>]"* ]]; then
       _whois_comp=_whois_fwhois
@@ -72,6 +75,7 @@ _whois_setup () {
       _whois_comp=_whois_multi
     else
       _whois_comp=_whois_single
+      hostopt=-h
     fi
 
     _whois_arguments=()
@@ -96,25 +100,29 @@ _whois_setup () {
     for opt in $tmp; do
       opts=(-${^tmp:#$opt})
       if (( $#opts )); then opts="($opts)"; else opts=; fi
-      _whois_arguments=("$_whois_arguments[@]"
-	"${opts}-${opt}[${${${(@M)_whois_servers:#*:$opt}%:?}:-specify host}]${(M)${(M)opt:#h}/h/:host:_whois_hosts}"
-      )
+      if [[ $opt = h ]]; then
+	_whois_arguments=("$_whois_arguments[@]"
+	  "${opts}${hostopt}:host:_whois_hosts")
+      else
+	_whois_arguments=("$_whois_arguments[@]"
+	  "${opts}-${opt}[${${(@M)_whois_servers:#*:$opt}%:?}]")
+      fi
     done
   }
 }
 
 _whois_single () {
-  local state line expl
+  local curcontext="$curcontext" state line expl
   typeset -A opt_args
   local tmp host
 
-  _arguments \
+  _arguments -C \
     "$_whois_arguments[@]" \
     ':identifier:->identifier'
 
   case "$state" in
   identifier)
-    if [[ -z "$QIPREFIX" ]]; then
+    if [[ -z "$QIPREFIX" && -z "$PREFIX" ]]; then
       compadd -QS '' \'
       return
     fi
@@ -126,7 +134,7 @@ _whois_single () {
         break
       fi
     done
-    if builtin functions "_whois:$host" >&-; then
+    if (( $+functions[_whois:$host] )); then
       "_whois:$host" "$expl[@]"
     else
       _message "identifier"
@@ -136,11 +144,11 @@ _whois_single () {
 }
 
 _whois_multi () {
-  local state line expl
+  local curcontext="$curcontext" state line expl
   typeset -A opt_args
   local tmp host
 
-  _arguments \
+  _arguments -C \
     "$_whois_arguments[@]" \
     '*::identifier:->identifier'
 
@@ -153,7 +161,7 @@ _whois_multi () {
         break
       fi
     done
-    if builtin functions "_whois:$host" >&-; then
+    if (( $+functions[_whois:$host] )); then
       "_whois:$host" "$expl[@]"
     else
       _message "identifier"
@@ -166,13 +174,13 @@ _whois_fwhois () {
   if compset -P '*@'; then
     _whois_hosts "$@"
   else
-    if [[ -z "$QIPREFIX" ]]; then
+    if [[ -z "$QIPREFIX" && -z "$PREFIX" ]]; then
       compadd -QS '' \'
       return
     fi
     compset -q
     host="$_whois_defaultserver"
-    if builtin functions "_whois:$host" >&-; then
+    if (( $+functions[_whois:$host] )); then
       "_whois:$host" "$@"
     else
       _message "identifier"
@@ -181,28 +189,33 @@ _whois_fwhois () {
 }
 
 _whois_hosts () {
-  compadd "$@" \
-    -M 'm:{a-zA-Z}={A-Za-z} r:|.=* r:|=*' \
-    - ${_whois_servers%:?} || _hosts "$@"
+  _tags hosts &&
+    compadd "$@" \
+      -M 'm:{a-zA-Z}={A-Za-z} r:|.=* r:|=*' \
+      - ${_whois_servers%:?} || _hosts "$@"
 }
 
 _whois_ports () {
-  compadd "$@" - whois || _ports "$@"
+  _tags ports && compadd "$@" - whois || _ports "$@"
 }
 
-builtin functions _whois:whois.internic.net >&- ||
+(( $+functions[_whois:whois.internic.net] )) ||
 _whois:whois.internic.net () {
   if (( CURRENT == 1 )); then
-    compadd HELP DOMAIN HOST
+    local expl
+
+    _wanted strings expl string compadd HELP DOMAIN HOST
   else
     _message 'string'
   fi
 }
 
-builtin functions _whois:whois.nic.ad.jp >&- ||
+(( $+functions[_whois:whois.nic.ad.jp] )) ||
 _whois:whois.nic.ad.jp () {
   if (( CURRENT == 1 )); then
-    compadd HELP DOM NET HOST PERSON CONN COM
+    local expl
+
+    _wanted strings expl string compadd HELP DOM NET HOST PERSON CONN COM
   else
     _message 'string'
   fi
generated by cgit-pink 1.4.1 (git 2.36.1) at 2024-11-06 10:11:02 +0000