diff -up gpac/src/Makefile.soname gpac/src/Makefile
--- gpac/src/Makefile.soname	2008-12-02 15:01:08.000000000 +0100
+++ gpac/src/Makefile	2008-12-17 11:55:52.000000000 +0100
@@ -171,6 +171,7 @@ ifeq ($(CONFIG_DARWIN),yes)
 LDFLAGS+=-install_name $(prefix)/lib/$(LIB)
 endif
 EXTRALIBS+=$(GPAC_SH_FLAGS)
+LDFLAGS+="-Wl,-soname,libgpac.so.0"
 endif
 
 ifeq ($(WANT_PIC),yes)