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-rw-r--r--bin/sleep/Makefile2
1 files changed, 2 insertions, 0 deletions
diff --git a/bin/sleep/Makefile b/bin/sleep/Makefile
index 4ff7330..5746c0e 100644
--- a/bin/sleep/Makefile
+++ b/bin/sleep/Makefile
@@ -3,4 +3,6 @@
PROG= sleep
+WARNS= 2
+
.include <bsd.prog.mk>
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