Switch from using RETSIGTYPE via autoconf to void.

[mmh] / configure.ac

diff --git a/configure.ac b/configure.ac
index c81fe61..7b2666c 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -334,11 +334,8 @@ case "$target_os" in
 esac
 AC_SUBST(OURDEFS)
 
-AC_HEADER_DIRENT
 AC_HEADER_STDC
 AC_HEADER_TIME
-AC_HEADER_SYS_WAIT
-AC_HEADER_STAT
 AC_HEADER_TIOCGWINSZ
 AC_CHECK_HEADERS(fcntl.h crypt.h termcap.h \
                  langinfo.h wchar.h wctype.h iconv.h \
@@ -363,17 +360,10 @@ AC_CHECK_HEADER([sys/ptem.h], AC_DEFINE(WINSIZE_IN_PTEM,1,
 dnl ---------------
 dnl CHECK FUNCTIONS
 dnl ---------------
-AC_CHECK_FUNCS(waitpid sigaction sigprocmask sigblock sigsetmask \
-               sighold sigrelse lstat tzset mkstemp \
+AC_CHECK_FUNCS(sigaction sigprocmask sigblock sigsetmask \
+               sighold sigrelse lstat tzset \
                getutent nl_langinfo mbtowc wcwidth)
 
-dnl sigsetjmp may be a macro
-AC_MSG_CHECKING(for sigsetjmp)
-AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <setjmp.h>]],
-  [[sigsetjmp((void *)0, 0);]])],[AC_DEFINE(HAVE_SIGSETJMP, 1,
-    [Define to 1 if you have the `sigsetjmp'.]) AC_MSG_RESULT(yes)],
-  [AC_MSG_RESULT(no)])
-
 dnl Look for the initgroups() declaration.  On AIX 4.[13], Solaris 4.1.3, and
 dnl ULTRIX 4.2A the function is defined in libc but there's no declaration in
 dnl any system header.
@@ -536,7 +526,6 @@ LIBS="$nmh_save_LIBS"
 dnl --------------
 dnl CHECK TYPEDEFS
 dnl --------------
-AC_TYPE_SIGNAL
 AC_TYPE_PID_T
 AC_TYPE_OFF_T
 AC_TYPE_UID_T
@@ -558,7 +547,6 @@ fi
 dnl ----------------
 dnl CHECK STRUCTURES
 dnl ----------------
-AC_CHECK_MEMBERS(struct stat.st_blksize)
 
 AC_CHECK_MEMBERS(struct tm.tm_gmtoff,,,
   [#ifdef TIME_WITH_SYS_TIME
@@ -574,35 +562,7 @@ AC_CHECK_MEMBERS(struct tm.tm_gmtoff,,,
 
 AC_CHECK_MEMBERS(struct utmp.ut_type,,,[#include <utmp.h>])
 
-AC_MSG_CHECKING(for union wait)
-AC_CACHE_VAL(nmh_cv_union_wait, [dnl
-  AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
-#include <sys/wait.h>]],
-    [[union wait status; int pid; pid = wait (&status);
-#ifdef WEXITSTATUS
-/* Some POSIXoid systems have both the new-style macros and the old
-   union wait type, and they do not work together.  If union wait
-   conflicts with WEXITSTATUS et al, we don't want to use it at all.  */
-        if (WEXITSTATUS (status) != 0) pid = -1;
-#ifdef WTERMSIG
-        /* If we have WEXITSTATUS and WTERMSIG, just use them on ints.  */
-        -- blow chunks here --
-#endif
-#endif
-#ifdef HAVE_WAITPID
-        /* Make sure union wait works with waitpid.  */
-        pid = waitpid (-1, &status, 0);
-#endif
-      ]])],
-    [nmh_cv_union_wait=yes],
-    [nmh_cv_union_wait=no])])
-if test "$nmh_cv_union_wait" = yes; then
-  AC_DEFINE(HAVE_UNION_WAIT, 1,
-    [Define to 1 if you have the \`union wait' type in <sys/wait.h>.])
-fi
-AC_MSG_RESULT($nmh_cv_union_wait)
-
-CHECK_TYPE_STRUCT_DIRENT_D_TYPE()
+AC_STRUCT_DIRENT_D_TYPE
 
 dnl -------------
 dnl CHECK SIGNALS