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-rwxr-xr-xipc/ipc_machdep.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/ipc/ipc_machdep.h b/ipc/ipc_machdep.h
index e864c4b..c205ba4 100755
--- a/ipc/ipc_machdep.h
+++ b/ipc/ipc_machdep.h
@@ -24,6 +24,9 @@
* the rights to redistribute these changes.
*/
+#ifndef _IPC_IPC_MACHDEP_H_
+#define _IPC_IPC_MACHDEP_H_
+
/*
* At times, we need to know the size of a port in bits
*/
@@ -38,3 +41,4 @@
#define PORT_T_SIZE_IN_BITS 32
#endif
+#endif /* _IPC_IPC_MACHDEP_H_ */