Libraries are created in the build tree, not in the source tree.

Originally committed as revision 6555 to svn://svn.ffmpeg.org/ffmpeg/trunk

common.mak

@@ -10,7 +10,7 @@ OBJS := $(OBJS) $(ASM_OBJS) $(CPPOBJS)
 STATIC_OBJS := $(OBJS) $(STATIC_OBJS)
 SHARED_OBJS := $(OBJS) $(SHARED_OBJS)
 
-EXTRALIBS := -L$(SRC_PATH)/libavutil -lavutil$(BUILDSUF) $(EXTRALIBS)
+EXTRALIBS := -L$(BUILD_ROOT)/libavutil -lavutil$(BUILDSUF) $(EXTRALIBS)
 
 all: $(EXTRADEPS) $(LIB) $(SLIBNAME)