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-rw-r--r--includes/rts/OSThreads.h5
1 files changed, 1 insertions, 4 deletions
diff --git a/includes/rts/OSThreads.h b/includes/rts/OSThreads.h
index 2ebbd1e0f1..05e52d919a 100644
--- a/includes/rts/OSThreads.h
+++ b/includes/rts/OSThreads.h
@@ -12,8 +12,7 @@
*
* --------------------------------------------------------------------------*/
-#ifndef RTS_OSTHREADS_H
-#define RTS_OSTHREADS_H
+#pragma once
#if defined(HAVE_PTHREAD_H) && !defined(mingw32_HOST_OS)
@@ -257,5 +256,3 @@ typedef StgWord64 KernelThreadId;
KernelThreadId kernelThreadId (void);
#endif /* CMINUSMINUS */
-
-#endif /* RTS_OSTHREADS_H */