# HG changeset patch
# User Jim Meyering <jim@meyering.net>
# Date 1020029450 0
# Node ID 8c005a465db53094c8ca03b94b08020cb7467d55
# Parent  184d62f1ce4c0a6ffadea3d7e7b1acb693cbac55
(jm_PREREQ): Add jm_PREREQ_SIG2STR.

diff --git a/m4/prereq.m4 b/m4/prereq.m4
--- a/m4/prereq.m4
+++ b/m4/prereq.m4
@@ -1,4 +1,4 @@
-#serial 24
+#serial 25
 
 dnl These are the prerequisite macros for files in the lib/
 dnl directories of the fileutils, sh-utils, and textutils packages.
@@ -21,6 +21,7 @@
   jm_PREREQ_QUOTEARG
   jm_PREREQ_READUTMP
   jm_PREREQ_REGEX
+  jm_PREREQ_SIG2STR
   jm_PREREQ_TEMPNAME # called by mkstemp
   jm_PREREQ_XGETCWD
   jm_PREREQ_XREADLINK
@@ -161,6 +162,11 @@
   AC_FUNC_ALLOCA
 ])
 
+AC_DEFUN([jm_PREREQ_SIG2STR],
+[
+  AC_CHECK_HEADERS(sys/wait.h)
+])
+
 AC_DEFUN([jm_PREREQ_TEMPNAME],
 [
   AC_HEADER_STDC