1 files changed, 40 insertions, 0 deletions
diff --git a/include/sys/sem.h b/include/sys/sem.h
new file mode 100644
index 00000000..2fdaa834
--- /dev/null
+++ b/include/sys/sem.h
@@ -0,0 +1,40 @@
+#ifndef __SYS_SEM_H
+#define __SYS_SEM_H
+
+#include <sys/ipc.h>
+
+#define SEM_UNDO 0x1000
+#define GETNCNT	 14
+#define GETPID	 11
+#define GETVAL	 12
+#define GETALL	 13
+#define GETZCNT	 15
+#define SETVAL	 16
+#define SETALL	 17
+
+typedef __INT64_TYPE__ pid_t;
+typedef __SIZE_TYPE__ size_t;
+typedef __INT64_TYPE__ time_t;
+typedef __UINT32_TYPE__ uid_t;
+typedef __UINT32_TYPE__ gid_t;
+typedef __UINT32_TYPE__ mode_t;
+typedef __INT32_TYPE__ key_t;
+
+struct semid_ds {
+	struct ipc_perm sem_perm;
+	unsigned short sem_nsems;
+	time_t sem_otime;
+	time_t sem_ctime;
+};
+
+struct sembuf {
+	unsigned short sem_num;
+	short sem_op;
+	short sem_flg;
+};
+
+int semctl(int, int, int, ...);
+int semget(key_t, int, int);
+int semop(int, struct sembuf *, size_t);
+
+#endif