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-rw-r--r--m4/ax_check_awk_getline.m42
1 files changed, 2 insertions, 0 deletions
diff --git a/m4/ax_check_awk_getline.m4 b/m4/ax_check_awk_getline.m4
index 5318ed7..ecdf704 100644
--- a/m4/ax_check_awk_getline.m4
+++ b/m4/ax_check_awk_getline.m4
@@ -26,6 +26,8 @@
# and this notice are preserved. This file is offered as-is, without any
# warranty.
+#serial 7
+
AC_DEFUN([AX_CHECK_AWK_GETLINE], [
AX_TRY_AWK_ANYOUT([getline],
[1],[ getline; if ( $][0 != "1" ) exit (1) ],[],