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Searched refs:SF_NULL (Results 1 – 3 of 3) sorted by relevance

/titanic_50/usr/src/lib/libast/common/sfio/
H A Dsfsetfd.c122 f->bits &= ~SF_NULL; /* off /dev/null handling */
H A Dsfdisc.c255 f->bits &= ~SF_NULL; /* turn off /dev/null handling */
H A Dsfhdr.h489 #define SF_NULL 00000010 /* stream is /dev/null */ macro
871 #define SFSETNULL(f) ((f)->extent = (Sfoff_t)(-1), (f)->bits |= SF_NULL)
872 #define SFISNULL(f) ((f)->extent < 0 && ((f)->bits&SF_NULL) )