Fix apr-iconv 1.2.1 build with VS2013

apr-iconv.patch

Fix apr-iconv build with Visual Studio 2013 (and earlier?).

The error without the patch is:

adobe-stdenc.obj : error LNK2011: precompiled object not linked in; image may not run 
..\Release\iconv\adobe-stdenc.so : fatal error LNK1120: 1 unresolved externals 
--- build/modules.mk.win.orig	2007-10-19 05:49:36.000000000 +0700
+++ build/modules.mk.win	2015-03-05 17:49:21.000000000 +0600
@@ -218,7 +218,7 @@
 
 .c{$(OUTPUT_DIR)}.so:
 	$(SILENT)cl $(ALL_CFLAGS) /Fo$*.obj /Yuiconv.h /c $<
-	$(SILENT)link $(ALL_LDFLAGS) $*.obj $(API_LIBS) /out:$@ \
+	$(SILENT)link $(ALL_LDFLAGS) $*.obj $(MODRES).obj $(API_LIBS) /out:$@ \
 		/base:@"..\build\BaseAddr.ref",$(@F)
 	$(SILENT)if exist $@.manifest \
 		$(SILENT)mt -nologo -manifest $@.manifest -outputresource:$@;2 \