X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/a0f6b076110ea79f25e13701d7f0ee4b38630d4d..c0ad8bf3c2fb46f001bb24ac98a72b8bfb3a77ce:/m4/error.m4

diff --git a/m4/error.m4 b/m4/error.m4
index eb0f776b..3fddb5c1 100644
--- a/m4/error.m4
+++ b/m4/error.m4
@@ -1,11 +1,13 @@
-#serial 1
+#serial 4
 
 dnl FIXME: put these prerequisite-only *.m4 files in a separate
 dnl directory -- otherwise, they'll conflict with existing files.
 
 dnl These are the prerequisite macros for GNU's error.c file.
-AC_DEFUN(jm_PREREQ_ERROR,
+AC_DEFUN([jm_PREREQ_ERROR],
 [
-  AC_CHECK_FUNCS(strerror strerror_r vprintf doprnt)
+  AC_CHECK_FUNCS(strerror vprintf doprnt)
+  AC_CHECK_DECLS([strerror])
+  AC_FUNC_STRERROR_R
   AC_HEADER_STDC
 ])