1 files changed, 18 insertions, 0 deletions

diff --git a/gl/m4/memchr.m4 b/gl/m4/memchr.m4
new file mode 100644
index 00000000..91b8636e
--- /dev/null
+++ b/gl/m4/memchr.m4
@@ -0,0 +1,18 @@
+# memchr.m4 serial 4
+dnl Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc.
+dnl This file is free software; the Free Software Foundation
+dnl gives unlimited permission to copy and/or distribute it,
+dnl with or without modifications, as long as this notice is preserved.
+
+AC_DEFUN([gl_FUNC_MEMCHR],
+[
+  AC_REPLACE_FUNCS(memchr)
+  if test $ac_cv_func_memchr = no; then
+    gl_PREREQ_MEMCHR
+  fi
+])
+
+# Prerequisites of lib/memchr.c.
+AC_DEFUN([gl_PREREQ_MEMCHR], [
+  AC_CHECK_HEADERS(bp-sym.h)
+])