1 files changed, 0 insertions, 19 deletions
diff --git a/lib/libc/include/io.h b/lib/libc/include/io.h
index 675a3cc3..ebda4b22 100644
--- a/lib/libc/include/io.h
+++ b/lib/libc/include/io.h
@@ -14,25 +14,6 @@ typedef __SIZE_TYPE__ size_t;
 #define _IO_EOF	 0x8
 #define _IO_WIDE 0x10
 
-/* Buffering modes */
-#define _IOFBF 0 /* Full buffering */
-#define _IOLBF 1 /* Line buffering */
-#define _IONBF 2 /* No buffering */
-
-/* File access modes */
-#ifndef O_RDONLY
-#define O_RDONLY  0
-#define O_WRONLY  1
-#define O_RDWR	  2
-#define O_ACCMODE 3
-#endif
-
-/* Atomic operations for threading */
-#define LIBC_LOCK(x)                             \
-	while (atomic_flag_test_and_set(&(x))) { \
-	}
-#define LIBC_UNLOCK(x) atomic_flag_clear(&(x))
-
 struct __FILE {
 	int fd;
 	uint32_t flags;