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Diffstat (limited to 'cpukit/libcsupport/include/sys/ioccom.h')
-rw-r--r--cpukit/libcsupport/include/sys/ioccom.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/cpukit/libcsupport/include/sys/ioccom.h b/cpukit/libcsupport/include/sys/ioccom.h
index c6437856f2..9a646c3130 100644
--- a/cpukit/libcsupport/include/sys/ioccom.h
+++ b/cpukit/libcsupport/include/sys/ioccom.h
@@ -56,7 +56,7 @@
#define IOC_DIRMASK 0xe0000000 /* mask for IN/OUT/VOID */
#define _IOC(inout,group,num,len) \
- ((u_int32_t)inout | \
+ (u_int32_t) ((u_int32_t)inout | \
(u_int32_t) ((u_int32_t)((u_int32_t)len & IOCPARM_MASK) << 16) | \
(u_int32_t)((group) << 8) | \
(u_int32_t)(num))