X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/5141b01619e6bcb99cb68b684e3bd81ecde542d6..9515e8a7f83cbb920491ceaef03f8e0fe0ce8108:/m4/error.m4

diff --git a/m4/error.m4 b/m4/error.m4
index c7269129..3fddb5c1 100644
--- a/m4/error.m4
+++ b/m4/error.m4
@@ -1,12 +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_HEADER_STDC
+  AC_CHECK_FUNCS(strerror vprintf doprnt)
+  AC_CHECK_DECLS([strerror])
   AC_FUNC_STRERROR_R
+  AC_HEADER_STDC
 ])