1 files changed, 9 insertions, 0 deletions
diff --git a/include/unistd.h b/include/unistd.h
index ae46b16..6925541 100644
--- a/include/unistd.h
+++ b/include/unistd.h
@@ -1,8 +1,14 @@
 #ifndef _UNISTD_H
 #define _UNISTD_H
 
+#include <stdint.h>
+
+typedef uint16_t pid_t;
+
 #define __SYS_puts      0
 #define __SYS_time      1
+#define __SYS_getpid    2
+#define __SYS_getpdir   3
 
 #define _syscall0(type, name) \
   type name(void) { \
@@ -26,4 +32,7 @@
     return __res; \
   }
 
+pid_t getpid(void);
+void *getpdir(void);
+
 #endif