Assume signal handlers return void, as C89 requires

Drops use of autoconf's obsolete AC_TYPE_SIGNAL

Signed-off-by: Alan Coopersmith <alan.coopersmith@oracle.com>

2 files changed, 1 insertions, 4 deletions

diff --git a/configure.ac b/configure.ac
index 0b352d4..779cb58 100644
--- a/configure.ac
+++ b/configure.ac
@@ -20,9 +20,6 @@ dnl Checks for programs.
 XORG_DEFAULT_OPTIONS
 XORG_WITH_LINT
 
-dnl Replacement for Imake SIGNAL_DEFINES
-AC_TYPE_SIGNAL
-
 dnl Checks for functions
 AC_CHECK_FUNCS([rename fchmod])
 
diff --git a/main.c b/main.c
index bae3400..e42b0cf 100644
--- a/main.c
+++ b/main.c
@@ -113,7 +113,7 @@ boolean 	warn_multiple = FALSE;
 static void setfile_cmdinc(struct filepointer *filep, long count, char **list);
 static void redirect(const char *line, const char *makefile);
 
-static RETSIGTYPE _X_NORETURN
+static void _X_NORETURN
 catch (int sig)
 {
 	fflush (stdout);