SSIZEVALID
{ "SIZEVALID", SSIZEVALID, SSIZEVALID },
csp->s_flag &= ~SSIZEVALID;
csp->s_flag &= ~SSIZEVALID;
csp->s_flag &= ~(SNEEDCLOSE | SSIZEVALID);
(((csp)->s_flag & SSIZEVALID) ? (csp)->s_size : spec_size(csp))
if (csp->s_flag & SSIZEVALID) {
csp->s_flag |= SSIZEVALID;
csp->s_flag |= SSIZEVALID;
csp->s_flag &= ~SSIZEVALID;
csp->s_flag &= ~(SNEEDCLOSE | SSIZEVALID);
csp->s_flag &= ~SSIZEVALID;
csp->s_flag &= ~(SNEEDCLOSE | SSIZEVALID);