perl: Add "-rdynamic" to LDDLFLAGS override in perlmod/Configure

perl would have done the same.

Signed-off-by: Marcel Denia <naoir@gmx.net>

lang/perl/perlmod.mk

@@ -67,7 +67,7 @@ define perlmod/Configure
 		EXE_EXT=" " \
 		FULL_AR=$(GNU_TARGET_NAME)-ar \
 		LD=$(GNU_TARGET_NAME)-gcc \
-		LDDLFLAGS="-shared $(TARGET_LDFLAGS)"  \
+		LDDLFLAGS="-shared -rdynamic $(TARGET_LDFLAGS)"  \
 		LDFLAGS="$(EXTRA_LIBDIRS:%=-L%) $(EXTRA_LIBS:%=-l%) " \
 		LIBC=" " \
 		LIB_EXT=.a \