-strerror_r
+#serial 2
+
+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_CHECK_FUNCS(strerror strerror_r vprintf doprnt)
+ AC_FUNC_STRERROR_R
AC_HEADER_STDC
])