[Cvs-cvs] Changes to ccvs/m4/dup2.m4

[Derek Robert Price]

Index: ccvs/m4/dup2.m4
diff -u ccvs/m4/dup2.m4:1.2 ccvs/m4/dup2.m4:1.3
--- ccvs/m4/dup2.m4:1.2 Fri Aug 12 20:57:46 2005
+++ ccvs/m4/dup2.m4     Tue Oct  4 02:33:12 2005
@@ -1,4 +1,4 @@
-#serial 3
+#serial 4
 dnl Copyright (C) 2002, 2005 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
@@ -7,12 +7,4 @@
 AC_DEFUN([gl_FUNC_DUP2],
 [
   AC_REPLACE_FUNCS(dup2)
-  if test $ac_cv_func_dup2 = no; then
-    gl_PREREQ_DUP2
-  fi
-])
-
-# Prerequisites of lib/dup2.c.
-AC_DEFUN([gl_PREREQ_DUP2], [
-  AC_CHECK_HEADERS_ONCE(unistd.h)
 ])