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-rw-r--r--configure.in11
1 files changed, 9 insertions, 2 deletions
diff --git a/configure.in b/configure.in
index 44cde5c8eb..6d17bb30cb 100644
--- a/configure.in
+++ b/configure.in
@@ -91,8 +91,9 @@ AC_ARG_ENABLE(versioning, dnl
 
 dnl Generic infrastructure for drop-in additions to libc.
 AC_ARG_ENABLE(add-ons, dnl
-[  --enable-add-ons[=DIR1,DIR2]... configure and build add-ons in DIR1,DIR2,...
-                                  search for add-ons if no parameter given],
+[  --enable-add-ons[=DIR1,DIR2]...
+			  configure and build add-ons in DIR1,DIR2,...
+                          search for add-ons if no parameter given],
   [case "$enableval" in
     yes) if test "$srcdir" = "."; then
 	   add_ons=`echo */configure | sed -e 's!/configure!!g'`
@@ -126,6 +127,12 @@ if test x"$static_nss" = xyes; then
   AC_DEFINE(DO_STATIC_NSS)
 fi
 
+AC_ARG_ENABLE(force-install,
+[  --enable-force-install  force installation of files from this package,
+			  even if they are older than the installed files],
+	      force_install=$enableval, force_install=yes)
+AC_SUBST(force_install)
+
 AC_CANONICAL_HOST
 
 # The way shlib-versions is used to generate soversions.mk uses a