make libretro be the same for carbon and classic

libretro/syscalls.c

@@ -85,17 +85,17 @@ ssize_t _read_r(struct _reent *reent, int fd, void *buf, size_t count)
 int _open_r(struct _reent *reent, const char* name, int flags, int mode)
 {
 	Str255 pname;
-#if TARGET_API_MAC_CARBON
+/*#if TARGET_API_MAC_CARBON
 	// Carbon has the new, sane version.
 	c2pstrcpy(pname,name);
-#else
+#else*/
 	// It is also availble in various glue code libraries and
 	// in some versions of InterfaceLib, but it's confusing.
 	// Using the inplace variant, c2pstr, isn't much better than
 	// doing things by hand:
 	strncpy(&pname[1],name,255);
 	pname[0] = strlen(name);
-#endif
+//#endif
 	short ref;
 
 	SInt8 permission;