1 files changed, 6 insertions, 0 deletions
diff --git a/lib/libc/include/unistd.h b/lib/libc/include/unistd.h
index 47cde66..8784d6b 100644
--- a/lib/libc/include/unistd.h
+++ b/lib/libc/include/unistd.h
@@ -30,11 +30,17 @@
 #ifndef _UNISTD_H
 #define _UNISTD_H
 
+#include <sys/types.h>
+#include <stddef.h>
+
 #if defined(__cplusplus)
 extern "C" {
 #endif
 
+#define STDOUT_FILENO 1
+
 _Noreturn void _exit(int status);
+ssize_t write(int fd, const void *buf, size_t count);
 
 #if defined(__cplusplus)
 }