40 lflush(FILE *fp)  in lflush()  argument
42     if ((fp->_flags & (__SLBF|__SWR)) == (__SLBF|__SWR))  in lflush()
43         return (__sflush_locked(fp));  in lflush()
48 fread(void *buf, size_t size, size_t count, FILE *fp)  in fread()  argument
62     FLOCKFILE(fp);  in fread()
63     if (fp->_r < 0)  in fread()
64         fp->_r = 0;  in fread()
69     if (fp->_flags & __SNBF && fp->_ur == 0)  in fread()
79         fp->_r = 0;     /* largely a convenience for callers */  in fread()
82         if (fp->_flags & __SEOF) {  in fread()
83             FUNLOCKFILE(fp);  in fread()
88         if ((fp->_flags & __SRD) == 0) {  in fread()
89             if ((fp->_flags & __SRW) == 0) {  in fread()
90                 fp->_flags |= __SERR;  in fread()
91                 FUNLOCKFILE(fp);  in fread()
96             if (fp->_flags & __SWR) {  in fread()
97                 if (__sflush(fp)) {  in fread()
98                     FUNLOCKFILE(fp);  in fread()
101                 fp->_flags &= ~__SWR;  in fread()
102                 fp->_w = 0;  in fread()
103                 fp->_lbfsize = 0;  in fread()
105             fp->_flags |= __SRD;  in fread()
113             if (HASUB(fp)) {  in fread()
114                 FREEUB(fp);  in fread()
124         if (fp->_flags & (__SLBF|__SNBF)) {  in fread()
126             fp->_flags |= __SIGN;  in fread()
128             fp->_flags &= ~__SIGN;  in fread()
131             if ((fp->_flags & (__SLBF|__SWR)) == (__SLBF|__SWR))  in fread()
132                 __sflush(fp);  in fread()
136             int   len = (*fp->_read)(fp->_cookie, p, resid );  in fread()
137             fp->_flags &= ~__SMOD;  in fread()
140                     fp->_flags |= __SEOF;  in fread()
142                     fp->_flags |= __SERR;  in fread()
144                 FUNLOCKFILE(fp);  in fread()
150         FUNLOCKFILE(fp);  in fread()
156         while (resid > (size_t)(r = fp->_r)) {  in fread()
157             (void)memcpy((void *)p, (void *)fp->_p, (size_t)r);  in fread()
158             fp->_p += r;  in fread()
162             if (__srefill(fp)) {  in fread()
164                 FUNLOCKFILE(fp);  in fread()
170     (void)memcpy((void *)p, (void *)fp->_p, resid);  in fread()
171     fp->_r -= resid;  in fread()
172     fp->_p += resid;  in fread()
173     FUNLOCKFILE(fp);  in fread()