Add -Wl,--hash-style=sysv flag to rs: transform-bc-to-so for compatibility lib.

Bug 18395015

Change-Id: Ib9aecf347c685c8b8b725eecfbc0cec03d9b2c1b
diff --git a/core/definitions.mk b/core/definitions.mk
index a8ae51a..0bcf50a 100644
--- a/core/definitions.mk
+++ b/core/definitions.mk
@@ -884,7 +884,7 @@
 	-Wl,-rpath,\$$ORIGIN/../lib \
 	$(dir $@)/$(notdir $(<:.bc=.o)) \
 	$(RS_PREBUILT_COMPILER_RT) \
-	-o $@ $(TARGET_GLOBAL_LDFLAGS) -L prebuilts/gcc/ \
+	-o $@ $(TARGET_GLOBAL_LDFLAGS) -Wl,--hash-style=sysv -L prebuilts/gcc/ \
 	-L $(TARGET_OUT_INTERMEDIATE_LIBRARIES) $(RS_PREBUILT_LIBPATH) \
 	-lRSSupport -lm -lc
 endef