File parallel-build-dep.patch of Package mingw32-exiv2

Index: src/Makefile
===================================================================
--- src/Makefile.orig
+++ src/Makefile
@@ -169,7 +169,7 @@ CCLOBJ = $(CCSRC:.cpp=.lo)
 COBJ   = $(CSRC:.c=.o)
 CLOBJ  = $(CSRC:.c=.lo)
 
-SRC    = $(CCSRC) $(CSRC)
+SRC    = $(CCSRC) $(CSRC) $(EXIV2MAIN)
 HDR    = $(CCHDR)
 OBJ    = $(CCOBJ) $(COBJ)
 LOBJ   = $(CCLOBJ) $(CLOBJ)