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-rw-r--r--includes/rts/Signals.h5
1 files changed, 1 insertions, 4 deletions
diff --git a/includes/rts/Signals.h b/includes/rts/Signals.h
index 22cbe4ad77..d321b0d0c4 100644
--- a/includes/rts/Signals.h
+++ b/includes/rts/Signals.h
@@ -11,8 +11,7 @@
*
* ---------------------------------------------------------------------------*/
-#ifndef RTS_SIGNALS_H
-#define RTS_SIGNALS_H
+#pragma once
/* NB. #included in Haskell code, no prototypes in here. */
@@ -22,5 +21,3 @@
#define STG_SIG_ERR (-3)
#define STG_SIG_HAN (-4)
#define STG_SIG_RST (-5)
-
-#endif /* RTS_SIGNALS_H */