--- libretro-fba/makefile.libretro.orig	2015-11-07 10:29:16 UTC
+++ libretro-fba/makefile.libretro
@@ -68,6 +68,7 @@ TARGET_NAME := fba
 
 ifeq ($(platform), unix)
 	TARGET := $(TARGET_NAME)_libretro.so
+	PLATFORM_DEFINES := -DUSE_FILE32API
 	fpic := -fPIC
 	SHARED := -shared -Wl,-no-undefined -Wl,--version-script=$(LIBRETRO_DIR)/link.T
 	ENDIANNESS_DEFINES := -DLSB_FIRST