contrib/buildsystems: fix expat library name for generated vcxproj

expat.lib -> libexpat.lib (libexpatd.lib for debug build).

Signed-off-by: Orgad Shaneh <orgads@gmail.com>
Acked-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

contrib/buildsystems/Generators/Vcxproj.pm

diff --git a/contrib/buildsystems/Generators/Vcxproj.pm b/contrib/buildsystems/Generators/Vcxproj.pm
index 5c666f9..d258445 100644
--- a/contrib/buildsystems/Generators/Vcxproj.pm
+++ b/contrib/buildsystems/Generators/Vcxproj.pm
@@ -80,6 +80,7 @@
       $libs_release = join(";", sort(grep /^(?!libgit\.lib|xdiff\/lib\.lib|vcs-svn\/lib\.lib)/, @{$$build_structure{"$prefix${name}_LIBS"}}));
       $libs_debug = $libs_release;
       $libs_debug =~ s/zlib\.lib/zlibd\.lib/g;
+      $libs_debug =~ s/libexpat\.lib/libexpatd\.lib/g;
       $libs_debug =~ s/libcurl\.lib/libcurl-d\.lib/g;
     }
 

contrib/buildsystems/engine.pl

diff --git a/contrib/buildsystems/engine.pl b/contrib/buildsystems/engine.pl
index 0709785..2ff9620 100755
--- a/contrib/buildsystems/engine.pl
+++ b/contrib/buildsystems/engine.pl
@@ -349,7 +349,7 @@
         } elsif ("$part" eq "-lcurl") {
             push(@libs, "libcurl.lib");
         } elsif ("$part" eq "-lexpat") {
-            push(@libs, "expat.lib");
+            push(@libs, "libexpat.lib");
         } elsif ("$part" eq "-liconv") {
             push(@libs, "libiconv.lib");
         } elsif ($part =~ /^[-\/]/) {