-#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
])