[libxslt] Add WIN32_EXTRA_LDFLAGS to tests/plugins/Makefile.am

[Nick Wellnhofer <nwellnhof src gnome org>]

commit 2fbf5b1f440534a46b7b440a487768620cfb039c
Author: Michael Haubenwallner <michael haubenwallner ssi-schaefer com>
Date:   Wed Jul 13 13:31:05 2016 +0200

    Add WIN32_EXTRA_LDFLAGS to tests/plugins/Makefile.am
    
    Fixes a compilation problem with Cygwin.
    
    Fixes bug #766669:
    https://bugzilla.gnome.org/show_bug.cgi?id=766669

 tests/plugins/Makefile.am |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/tests/plugins/Makefile.am b/tests/plugins/Makefile.am
index e0736ab..0f8c378 100644
--- a/tests/plugins/Makefile.am
+++ b/tests/plugins/Makefile.am
@@ -21,7 +21,7 @@ plugindir = $(abs_builddir)/.libs
 xmlsoft_org_xslt_testplugin_la_CFLAGS = -DMODULE_COMPILE $(LIBXML_CFLAGS) $(LIBXSLT_CFLAGS)
 xmlsoft_org_xslt_testplugin_la_SOURCES = testplugin.c
 xmlsoft_org_xslt_testplugin_la_LIBADD = $(top_builddir)/libxslt/libxslt.la $(EXTRA_LIBS)
-xmlsoft_org_xslt_testplugin_la_LDFLAGS = -module -avoid-version -rpath $(plugindir)
+xmlsoft_org_xslt_testplugin_la_LDFLAGS = $(WIN32_EXTRA_LDFLAGS) -module -avoid-version -rpath $(plugindir)
 
 test-logall:
        @echo '## Running plugin tests'