56 static size_t bufrem;  variable
71 	bufrem = 0;  in grep_refill()
79 	bufrem = nr;  in grep_refill()
104 	if (bufrem == 0 && grep_refill(f) != 0)  in grep_fgetln()
107 	if (bufrem == 0) {  in grep_fgetln()
114 	if ((p = memchr(bufpos, fileeol, bufrem)) != NULL) {  in grep_fgetln()
120 		bufrem -= len;  in grep_fgetln()
128 	for (len = bufrem, off = 0; ; len += bufrem) {  in grep_fgetln()
135 			bufrem -= len;  in grep_fgetln()
142 		if (bufrem == 0)  in grep_fgetln()
145 		if ((p = memchr(bufpos, fileeol, bufrem)) == NULL)  in grep_fgetln()
154 		bufrem -= diff;  in grep_fgetln()
200 				bufrem = st.st_size;  in grep_open()
211 	if (bufrem == 0 && grep_refill(f) != 0)  in grep_open()
216 	    memchr(bufpos, '\0', bufrem) != NULL)  in grep_open()
243 	bufrem = 0;  in grep_close()