Add a missing #include

diff --git a/libc/misc/sysvipc/ipc.h b/libc/misc/sysvipc/ipc.h
index 19e6bd1..1801141 100644 (file)
--- a/libc/misc/sysvipc/ipc.h
+++ b/libc/misc/sysvipc/ipc.h
@@ -1,5 +1,8 @@
 #ifndef IPC_H
 #define IPC_H
+#include <syscall.h>
+
+#ifdef __NR_ipc
 
 /* The actual system call: all functions are multiplexed by this.  */
 extern int __ipc __P((int __call, int __first, int __second,
@@ -19,4 +22,6 @@ extern int __ipc __P((int __call, int __first, int __second,
 #define IPCOP_shmget   23
 #define IPCOP_shmctl   24
 
+#endif
+
 #endif                                                 /* IPC_H */