Win32: prefer the static libraries when creating the dlls

This should avoid the issues of packaging libgcc_s_sjlj-1.dll,
libwinpthread-1.dll and the like.

lib/Makefile.am

@@ -64,7 +64,8 @@ libvlc_la_LDFLAGS = \
 libvlc_la_DEPENDENCIES = libvlc.sym
 if HAVE_WIN32
 libvlc_la_DEPENDENCIES += ../src/libvlc_win32_rc.$(OBJEXT)
-libvlc_la_LDFLAGS += -Wl,../src/libvlc_win32_rc.$(OBJEXT) -avoid-version
+libvlc_la_LDFLAGS += -Wl,../src/libvlc_win32_rc.$(OBJEXT) -avoid-version \
+					 -Wc,--static -Wc,-static-libgcc
 endif
 if HAVE_OS2
 libvlc_la_LDFLAGS += -avoid-version

modules/common.am

@@ -33,7 +33,8 @@ AM_LDFLAGS = \
 	-no-undefined \
 	$(top_builddir)/compat/libcompat.la $(LTLIBVLCCORE) 
 if HAVE_WIN32
-AM_LDFLAGS += $(top_builddir)/modules/module.rc.lo
+AM_LDFLAGS += $(top_builddir)/modules/module.rc.lo \
+              -Wc,--static -Wc,-static-libgcc
 endif
 
 SUFFIXES = .asm

src/Makefile.am

@@ -190,7 +190,8 @@ libvlccore_la_LIBADD = $(LIBS_libvlccore) \
 libvlccore_la_DEPENDENCIES = libvlccore.sym
 if HAVE_WIN32
 libvlccore_la_DEPENDENCIES += libvlc_win32_rc.$(OBJEXT)
-libvlccore_la_LDFLAGS += -Wl,libvlc_win32_rc.$(OBJEXT) -avoid-version
+libvlccore_la_LDFLAGS += -Wl,libvlc_win32_rc.$(OBJEXT) -avoid-version \
+						 -Wc,--static -Wc,-static-libgcc
 endif
 if HAVE_OS2
 libvlccore_la_LDFLAGS += -avoid-version