[packages] ortp: fix build failure on avr32

git-svn-id: svn://svn.openwrt.org/openwrt/packages@22231 3c298f89-4303-0410-b956-a3cf2f4a3e73

diff --git a/libs/ortp/Makefile b/libs/ortp/Makefile
index 384e520..5799df2 100644 (file)
--- a/libs/ortp/Makefile
+++ b/libs/ortp/Makefile
@@ -30,6 +30,10 @@ define Package/libortp
   DEPENDS:= +libpthread
 endef
 
+ifneq ($(CONFIG_avr32),)
+  TARGET_CFLAGS += -fsigned-char
+endif
+
 CONFIGURE_ARGS += \
        --disable-debug \
        --enable-ipv6 \