diff --git a/stb_image.h b/stb_image.h
index d230a78..720bffe 100644
--- a/stb_image.h
+++ b/stb_image.h
@@ -635,7 +635,7 @@ STBIDEF int   stbi_zlib_decode_noheader_buffer(char *obuffer, int olen, const ch
    #endif
 #endif
 
-#ifdef _MSC_VER
+#if defined(_MSC_VER) || defined(__SYMBIAN32__)
 typedef unsigned short stbi__uint16;
 typedef   signed short stbi__int16;
 typedef unsigned int   stbi__uint32;