SPLICE_F_FD_IN_FIXED
if (!(sp->flags & SPLICE_F_FD_IN_FIXED))
unsigned int flags = sp->flags & ~SPLICE_F_FD_IN_FIXED;
if (!(sp->flags & SPLICE_F_FD_IN_FIXED))
unsigned int valid_flags = SPLICE_F_FD_IN_FIXED | SPLICE_F_ALL;
if (!(sp->flags & SPLICE_F_FD_IN_FIXED))
unsigned int flags = sp->flags & ~SPLICE_F_FD_IN_FIXED;