md5, sha1, sha256, sha512: add gl_SET_CRYPTO_CHECK_DEFAULT

[gnulib.git] / modules / dup2

diff --git a/modules/dup2 b/modules/dup2
index b188644..2ad65d1 100644 (file)
--- a/modules/dup2
+++ b/modules/dup2
@@ -7,9 +7,16 @@ m4/dup2.m4
 
 Depends-on:
 unistd
+dup2-obsolete
+msvc-inval      [test $HAVE_DUP2 = 0 || test $REPLACE_DUP2 = 1]
+msvc-nothrow    [test $HAVE_DUP2 = 0 || test $REPLACE_DUP2 = 1]
 
 configure.ac:
 gl_FUNC_DUP2
+if test $HAVE_DUP2 = 0 || test $REPLACE_DUP2 = 1; then
+  AC_LIBOBJ([dup2])
+  gl_PREREQ_DUP2
+fi
 gl_UNISTD_MODULE_INDICATOR([dup2])
 
 Makefile.am:
@@ -18,7 +25,7 @@ Include:
 <unistd.h>
 
 License:
-LGPL
+LGPLv2+
 
 Maintainer:
 Paul Eggert, Jim Meyering