From ce34520755a9ad893fbae2def445a9444a12a12c Mon Sep 17 00:00:00 2001
From: Jim Meyering <jim@meyering.net>
Date: Sun, 5 Apr 1998 18:22:11 +0000
Subject: [PATCH] (jm_PREREQ_REGEX): New macro. (jm_PREREQ): Use it here.

---
 m4/prereq.m4 | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/m4/prereq.m4 b/m4/prereq.m4
index 16aa53a2e5..65c2a767ca 100644
--- a/m4/prereq.m4
+++ b/m4/prereq.m4
@@ -1,4 +1,4 @@
-#serial 1
+#serial 2
 
 dnl These are the prerequisite macros for files in the lib/
 dnl directories of the fileutils, sh-utils, and textutils packages.
@@ -6,4 +6,15 @@ dnl directories of the fileutils, sh-utils, and textutils packages.
 AC_DEFUN(jm_PREREQ,
 [
   jm_PREREQ_ERROR
+  jm_PREREQ_REGEX
+])
+
+dnl FIXME: maybe put this in a separate file
+AC_DEFUN(jm_PREREQ_REGEX,
+[
+  dnl FIXME: maybe provide a btowc replacement someday
+  AC_CHECK_FUNCS(bzero bcopy isascii btowc)
+  AC_CHECK_HEADERS(alloca.h libintl.h wctype.h wchar.h)
+  AC_HEADER_STDC
+  AC_FUNC_ALLOCA
 ])
-- 
2.30.2