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Diffstat (limited to 'ext/posix_mq/posix_mq.c')
-rw-r--r--ext/posix_mq/posix_mq.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/ext/posix_mq/posix_mq.c b/ext/posix_mq/posix_mq.c
index d59cd30..3340b00 100644
--- a/ext/posix_mq/posix_mq.c
+++ b/ext/posix_mq/posix_mq.c
@@ -31,8 +31,8 @@
 #else
 #  define MQ_IO_MARK(mq) ((void)(0))
 #  define MQ_IO_SET(mq,val) ((void)(0))
-#  define MQ_IO_CLOSE(mq) ((void)(0))
-#  define MQ_IO_NIL_P(mq) ((void)(1))
+#  define MQ_IO_CLOSE(mq) ((int)(0))
+#  define MQ_IO_NIL_P(mq) ((int)(1))
 #endif
 
 struct posix_mq {