# define O_TEXT _O_TEXT
#endif
-#ifdef __BEOS__
- /* BeOS 5 has O_BINARY and O_TEXT, but they have no effect. */
+#if defined __BEOS__ || defined __HAIKU__
+ /* BeOS 5 and Haiku have O_BINARY and O_TEXT, but they have no effect. */
# undef O_BINARY
# undef O_TEXT
#endif