Add missing header files throughout the testsuite.

	* crypt/md5.h: Test _LIBC with #if defined, not #if.
	* dirent/opendir-tst1.c: Include sys/stat.h.
	* dirent/tst-fdopendir.c: Include sys/stat.h.
	* dirent/tst-fdopendir2.c: Include stdlib.h.
	* dirent/tst-scandir.c: Include stdbool.h.
	* elf/tst-auditmod1.c: Include link.h and stddef.h.
	* elf/tst-tls15.c: Include stdlib.h.
	* elf/tst-tls16.c: Include stdlib.h.
	* elf/tst-tls17.c: Include stdlib.h.
	* elf/tst-tls18.c: Include stdlib.h.
	* iconv/tst-iconv6.c: Include endian.h.
	* iconvdata/bug-iconv11.c: Include limits.h.
	* io/test-utime.c: Include stdint.h.
	* io/tst-faccessat.c: Include sys/stat.h.
	* io/tst-fchmodat.c: Include sys/stat.h.
	* io/tst-fchownat.c: Include sys/stat.h.
	* io/tst-fstatat.c: Include sys/stat.h.
	* io/tst-futimesat.c: Include sys/stat.h.
	* io/tst-linkat.c: Include sys/stat.h.
	* io/tst-mkdirat.c: Include sys/stat.h and stdbool.h.
	* io/tst-mkfifoat.c: Include sys/stat.h and stdbool.h.
	* io/tst-mknodat.c: Include sys/stat.h and stdbool.h.
	* io/tst-openat.c: Include stdbool.h.
	* io/tst-readlinkat.c: Include sys/stat.h.
	* io/tst-renameat.c: Include sys/stat.h.
	* io/tst-symlinkat.c: Include sys/stat.h.
	* io/tst-unlinkat.c: Include stdbool.h.
	* libio/bug-memstream1.c: Include stdlib.h.
	* libio/bug-wmemstream1.c: Include stdlib.h.
	* libio/tst-fwrite-error.c: Include stdlib.h.
	* libio/tst-memstream1.c: Include stdlib.h.
	* libio/tst-memstream2.c: Include stdlib.h.
	* libio/tst-memstream3.c: Include stdlib.h.
	* malloc/tst-interpose-aux.c: Include stdint.h.
	* misc/tst-preadvwritev-common.c: Include sys/stat.h.
	* nptl/tst-basic7.c: Include limits.h.
	* nptl/tst-cancel25.c: Include pthread.h, not pthreadP.h.
	* nptl/tst-cancel4.c: Include stddef.h, limits.h, and sys/stat.h.
	* nptl/tst-cancel4_1.c: Include stddef.h.
	* nptl/tst-cancel4_2.c: Include stddef.h.
	* nptl/tst-cond16.c: Include limits.h.
	Use sysconf(_SC_PAGESIZE) instead of __getpagesize.
	* nptl/tst-cond18.c: Include limits.h.
	Use sysconf(_SC_PAGESIZE) instead of __getpagesize.
	* nptl/tst-cond4.c: Include stdint.h.
	* nptl/tst-cond6.c: Include stdint.h.
	* nptl/tst-stack2.c: Include limits.h.
	* nptl/tst-stackguard1.c: Include stddef.h.
	* nptl/tst-tls4.c: Include stdint.h. Don't include tls.h.
	* nptl/tst-tls4moda.c: Include stddef.h.
	Don't include stdio.h, unistd.h, or tls.h.
	* nptl/tst-tls4modb.c: Include stddef.h.
	Don't include stdio.h, unistd.h, or tls.h.
	* nptl/tst-tls5.h: Include stddef.h. Don't include stdlib.h or tls.h.
	* posix/tst-getaddrinfo2.c: Include stdio.h.
	* posix/tst-getaddrinfo5.c: Include stdio.h.
	* posix/tst-pathconf.c: Include sys/stat.h.
	* posix/tst-posix_fadvise-common.c: Include stdint.h.
	* posix/tst-preadwrite-common.c: Include sys/stat.h.
	* posix/tst-regex.c: Include stdint.h.
	Don't include spawn.h or spawn_int.h.
	* posix/tst-regexloc.c: Don't include spawn.h or spawn_int.h.
	* posix/tst-vfork3.c: Include sys/stat.h.
	* resolv/tst-bug18665-tcp.c: Include stdlib.h.
	* resolv/tst-res_hconf_reorder.c: Include stdlib.h.
	* resolv/tst-resolv-search.c: Include stdlib.h.
	* stdio-common/tst-fmemopen2.c: Include stdint.h.
	* stdio-common/tst-vfprintf-width-prec.c: Include stdlib.h.
	* stdlib/test-canon.c: Include sys/stat.h.
	* stdlib/tst-tls-atexit.c: Include stdbool.h.
	* string/test-memchr.c: Include stdint.h.
	* string/tst-cmp.c: Include stdint.h.
	* sysdeps/pthread/tst-timer.c: Include stdint.h.
	* sysdeps/unix/sysv/linux/tst-sync_file_range.c: Include stdint.h.
	* sysdeps/wordsize-64/tst-writev.c: Include limits.h and stdint.h.
	* sysdeps/x86_64/fpu/math-tests-arch.h: Include cpu-features.h.
	Don't include init-arch.h.
	* sysdeps/x86_64/multiarch/test-multiarch.h: Include cpu-features.h.
	Don't include init-arch.h.
	* sysdeps/x86_64/tst-auditmod10b.c: Include link.h and stddef.h.
	* sysdeps/x86_64/tst-auditmod3b.c: Include link.h and stddef.h.
	* sysdeps/x86_64/tst-auditmod4b.c: Include link.h and stddef.h.
	* sysdeps/x86_64/tst-auditmod5b.c: Include link.h and stddef.h.
	* sysdeps/x86_64/tst-auditmod6b.c: Include link.h and stddef.h.
	* sysdeps/x86_64/tst-auditmod6c.c: Include link.h and stddef.h.
	* sysdeps/x86_64/tst-auditmod7b.c: Include link.h and stddef.h.
	* time/clocktest.c: Include stdint.h.
	* time/tst-posixtz.c: Include stdint.h.
	* timezone/tst-timezone.c: Include stdint.h.

8 files changed, 7 insertions, 6 deletions

diff --git a/posix/tst-getaddrinfo2.c b/posix/tst-getaddrinfo2.c
index 13edca0a34..d8be4a8e8f 100644
--- a/posix/tst-getaddrinfo2.c
+++ b/posix/tst-getaddrinfo2.c
@@ -2,6 +2,7 @@
 #include <errno.h>
 #include <netdb.h>
 #include <unistd.h>
+#include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 #include <sys/socket.h>
diff --git a/posix/tst-getaddrinfo5.c b/posix/tst-getaddrinfo5.c
index eb3934492f..acb1c29964 100644
--- a/posix/tst-getaddrinfo5.c
+++ b/posix/tst-getaddrinfo5.c
@@ -19,6 +19,7 @@
 #include <sys/types.h>
 #include <sys/socket.h>
 #include <netdb.h>
+#include <stdio.h>
 #include <string.h>
 
 static int
diff --git a/posix/tst-pathconf.c b/posix/tst-pathconf.c
index 5014a2b2ac..cce59e6d47 100644
--- a/posix/tst-pathconf.c
+++ b/posix/tst-pathconf.c
@@ -21,6 +21,7 @@
 #include <stdlib.h>
 #include <string.h>
 #include <unistd.h>
+#include <sys/stat.h>
 
 
 static void prepare (void);
diff --git a/posix/tst-posix_fadvise-common.c b/posix/tst-posix_fadvise-common.c
index 2e7c07f3b0..45e36fc56f 100644
--- a/posix/tst-posix_fadvise-common.c
+++ b/posix/tst-posix_fadvise-common.c
@@ -19,6 +19,7 @@
 #include <errno.h>
 #include <fcntl.h>
 #include <limits.h>
+#include <stdint.h>
 #include <stdlib.h>
 #include <sys/types.h>
 #include <sys/stat.h>
diff --git a/posix/tst-preadwrite-common.c b/posix/tst-preadwrite-common.c
index 034f84d696..9468ed85a9 100644
--- a/posix/tst-preadwrite-common.c
+++ b/posix/tst-preadwrite-common.c
@@ -20,6 +20,7 @@
 #include <error.h>
 #include <string.h>
 #include <unistd.h>
+#include <sys/stat.h>
 
 static void do_prepare (void);
 #define PREPARE(argc, argv)	do_prepare ()
diff --git a/posix/tst-regex.c b/posix/tst-regex.c
index 112acf02f2..df2c108be5 100644
--- a/posix/tst-regex.c
+++ b/posix/tst-regex.c
@@ -15,9 +15,6 @@
    License along with the GNU C Library; if not, see
    <http://www.gnu.org/licenses/>.  */
 
-#include <spawn.h>
-#include "spawn_int.h"
-
 #include <assert.h>
 #include <errno.h>
 #include <error.h>
@@ -26,6 +23,7 @@
 #include <iconv.h>
 #include <locale.h>
 #include <mcheck.h>
+#include <stdint.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
diff --git a/posix/tst-regexloc.c b/posix/tst-regexloc.c
index 8fbb4b1f5d..0dbd061973 100644
--- a/posix/tst-regexloc.c
+++ b/posix/tst-regexloc.c
@@ -15,9 +15,6 @@
    License along with the GNU C Library; if not, see
    <http://www.gnu.org/licenses/>.  */
 
-#include <spawn.h>
-#include "spawn_int.h"
-
 #include <sys/types.h>
 #include <regex.h>
 #include <locale.h>
diff --git a/posix/tst-vfork3.c b/posix/tst-vfork3.c
index 4ee19733b4..c104271c44 100644
--- a/posix/tst-vfork3.c
+++ b/posix/tst-vfork3.c
@@ -23,6 +23,7 @@
 #include <stdlib.h>
 #include <string.h>
 #include <unistd.h>
+#include <sys/stat.h>
 #include <sys/wait.h>
 
 static int do_test (void);