X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=m4%2Fclose.m4;h=f11b17ec7f7c0c8aa85b30c826b49b6ca5835b47;hb=92249085071a973e2c0621b0415b93d2e48bb00d;hp=379e70d83e74930cc7ee0fa56afabf2b231c8d54;hpb=dc84183747ce1703eb99685b5dbde1f65a143c06;p=debian%2Fgzip

diff --git a/m4/close.m4 b/m4/close.m4
index 379e70d..f11b17e 100644
--- a/m4/close.m4
+++ b/m4/close.m4
@@ -1,5 +1,5 @@
-# close.m4 serial 8
-dnl Copyright (C) 2008-2012 Free Software Foundation, Inc.
+# close.m4 serial 9
+dnl Copyright (C) 2008-2018 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
 dnl with or without modifications, as long as this notice is preserved.
@@ -7,10 +7,12 @@ dnl with or without modifications, as long as this notice is preserved.
 AC_DEFUN([gl_FUNC_CLOSE],
 [
   AC_REQUIRE([gl_UNISTD_H_DEFAULTS])
-  AC_REQUIRE([gl_MSVC_INVAL])
-  if test $HAVE_MSVC_INVALID_PARAMETER_HANDLER = 1; then
-    REPLACE_CLOSE=1
-  fi
+  m4_ifdef([gl_MSVC_INVAL], [
+    AC_REQUIRE([gl_MSVC_INVAL])
+    if test $HAVE_MSVC_INVALID_PARAMETER_HANDLER = 1; then
+      REPLACE_CLOSE=1
+    fi
+  ])
   m4_ifdef([gl_PREREQ_SYS_H_WINSOCK2], [
     gl_PREREQ_SYS_H_WINSOCK2
     if test $UNISTD_H_HAVE_WINSOCK2_H = 1; then