[FFmpeg-cvslog] configure: use dashes instead of slashes in lib.exe invocation

[Hendrik Leppkes]

ffmpeg | branch: master | Hendrik Leppkes <h.leppkes at gmail.com> | Mon Feb  6 19:45:54 2017 +0100| [a6cee50fa206466f7a5fe8a46f87561a403ff52f] | committer: Hendrik Leppkes

configure: use dashes instead of slashes in lib.exe invocation

This avoids issues with wrong parameter translation by msys on some systems,
and the Windows SDK tools accept both forms equally.

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=a6cee50fa206466f7a5fe8a46f87561a403ff52f
---

 configure | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/configure b/configure
index 231cc3e..2755576 100755
--- a/configure
+++ b/configure
@@ -4804,7 +4804,7 @@ case $target_os in
         SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
         dlltool="${cross_prefix}dlltool"
         if check_cmd lib.exe -list; then
-            SLIB_EXTRA_CMD=-'sed -e "s/ @[^ ]*//" $$(@:$(SLIBSUF)=.orig.def) > $$(@:$(SLIBSUF)=.def); lib.exe /nologo /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib)'
+            SLIB_EXTRA_CMD=-'sed -e "s/ @[^ ]*//" $$(@:$(SLIBSUF)=.orig.def) > $$(@:$(SLIBSUF)=.def); lib.exe -nologo -machine:$(LIBTARGET) -def:$$(@:$(SLIBSUF)=.def) -out:$(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib)'
             if enabled x86_64; then
                 LIBTARGET=x64
             fi