Fixes

diff --git a/ChangeLog b/ChangeLog
index ec8e77c..7fae82d 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,9 @@
 Sat Aug 10 10:29:30 1996  Tom Tromey  <tromey@creche.cygnus.com>
 
+       * m4/AM_FEATURE_EXIT.m4: Wrote.
+       * m4/AM_FEATURE_CTYPE.m4: Wrote.
+       * m4/AM_FEATURE_ERRNO.m4: Wrote.
+
        * aclocal.in (macro_seen): New global.
        (add_file): Set macro_seen entry.  Only push required macro on
        @rlist if not already seen.  Test defun.test.

diff --git a/m4/AM_FEATURE_CTYPE.m4 b/m4/AM_FEATURE_CTYPE.m4
index 1b80e93..a5cb4ff 100644 (file)
--- a/m4/AM_FEATURE_CTYPE.m4
+++ b/m4/AM_FEATURE_CTYPE.m4
@@ -1 +1,5 @@
-AC_DEFUN([AM_FEATURE_CTYPE])
+dnl Use this in conjunction with autosystem to get working ctype-style
+dnl macros.
+
+AC_DEFUN([AM_FEATURE_CTYPE],
+AC_REQUIRE([AC_HEADER_STDC]))

diff --git a/m4/AM_FEATURE_ERRNO.m4 b/m4/AM_FEATURE_ERRNO.m4
index 6099bea..240ac5c 100644 (file)
--- a/m4/AM_FEATURE_ERRNO.m4
+++ b/m4/AM_FEATURE_ERRNO.m4
@@ -1 +1,4 @@
+dnl Use this in conjunction with autosystem to get `errno'.
+dnl Doesn't actually require any definition; it just assumes that
+dnl <errno.h> exists.
 AC_DEFUN([AM_FEATURE_ERRNO])

diff --git a/m4/AM_FEATURE_EXIT.m4 b/m4/AM_FEATURE_EXIT.m4
index d8de60d..f2faf7e 100644 (file)
--- a/m4/AM_FEATURE_EXIT.m4
+++ b/m4/AM_FEATURE_EXIT.m4
@@ -1 +1,5 @@
+dnl Use this in conjunction with autosystem to get `exit',
+dnl EXIT_SUCCESS, and EXIT_FAILURE.
+dnl Doesn't actually require any definition; it just assumes that
+dnl <stdlib.h> exists.
 AC_DEFUN([AM_FEATURE_EXIT])