dup: Simplify autoconf test.
authorBruno Haible <bruno@clisp.org>
Sat, 24 Sep 2011 15:42:03 +0000 (17:42 +0200)
committerBruno Haible <bruno@clisp.org>
Sat, 24 Sep 2011 15:42:03 +0000 (17:42 +0200)
commit026b2bdecbd540899299f499f062354dcb0556b0
tree9f089ab3de696f903674d55fea0a586b6dc3aabe
parenteea38e67b2eb57529b01092d86178935d7ead222
dup: Simplify autoconf test.

* m4/dup.m4 (gl_FUNC_DUP): Don't run a test program. Instead, just rely
on gl_MSVC_INVAL's result.
ChangeLog
m4/dup.m4