-#serial 1
+#serial 2
# This test replaces the one in autoconf.
# Currently this macro should have the same name as the autoconf macro
# because gettext's gettext.m4 (distributed in the automake package)
# configure.in:556: AC_TRY_COMPILE was called before AC_ISC_POSIX
# configure.in:556: AC_TRY_RUN was called before AC_ISC_POSIX
-AC_DEFUN(AC_ISC_POSIX,
+undefine([AC_ISC_POSIX])
+
+AC_DEFUN([AC_ISC_POSIX],
[
dnl This test replaces the obsolescent AC_ISC_POSIX kludge.
AC_CHECK_LIB(cposix, strerror, [LIBS="$LIBS -lcposix"])