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-rw-r--r--sysdeps/generic/bits/select.h8
1 files changed, 4 insertions, 4 deletions
diff --git a/sysdeps/generic/bits/select.h b/sysdeps/generic/bits/select.h
index 0da0acbee8..98f1002b01 100644
--- a/sysdeps/generic/bits/select.h
+++ b/sysdeps/generic/bits/select.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 1997 Free Software Foundation, Inc.
+/* Copyright (C) 1997, 1998 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -30,6 +30,6 @@
     for (__i = 0; __i < sizeof (__fd_set) / sizeof (__fd_mask); ++__i)	      \
       __arr->fds_bits[__i] = '\0';					      \
   } while (0)
-#define __FD_SET(d, set)	((set)->fds_bits[__FDELT(d)] |= __FDMASK(d))
-#define __FD_CLR(d, set)	((set)->fds_bits[__FDELT(d)] &= ~__FDMASK(d))
-#define __FD_ISSET(d, set)	((set)->fds_bits[__FDELT(d)] & __FDMASK(d))
+#define __FD_SET(d, set)     ((set)->fds_bits[__FDELT(d)] |= __FDMASK(d))
+#define __FD_CLR(d, set)     ((set)->fds_bits[__FDELT(d)] &= ~__FDMASK(d))
+#define __FD_ISSET(d, set)   (((set)->fds_bits[__FDELT(d)] & __FDMASK(d)) != 0)