96 	size_t howmuch, winlen;  in psbuf_read()  local
101 		howmuch = 4 - CUROFF(pb);  in psbuf_read()
103 		howmuch = psbuf_get_len(pb) - (CUROFF(pb) - 4);  in psbuf_read()
105 	if (puffs_framebuf_reserve_space(pb, howmuch) == -1)  in psbuf_read()
108 	while (howmuch) {  in psbuf_read()
109 		winlen = howmuch;  in psbuf_read()
121 			howmuch -= n;  in psbuf_read()
142 	size_t winlen, howmuch;  in psbuf_write()  local
152 	howmuch = puffs_framebuf_tellsize(pb) - CUROFF(pb);  in psbuf_write()
153 	while (howmuch) {  in psbuf_write()
154 		winlen = howmuch;  in psbuf_write()
166 			howmuch -= n;  in psbuf_write()