277 static char_u	*sortbuf1;  variable
353 	STRNCPY(sortbuf1, ml_get(l1.lnum) + l1.st_u.line.start_col_nr,  in sort_compare()
355 	sortbuf1[l1.st_u.line.end_col_nr - l1.st_u.line.start_col_nr] = 0;  in sort_compare()
360 	result = string_compare(sortbuf1, sortbuf2);  in sort_compare()
400     sortbuf1 = NULL;  in ex_sort()
600     sortbuf1 = alloc(maxlen + 1);  in ex_sort()
601     if (sortbuf1 == NULL)  in ex_sort()
625 	if (!unique || i == 0 || string_compare(s, sortbuf1) != 0)  in ex_sort()
629 	    STRCPY(sortbuf1, s);  in ex_sort()
630 	    if (ml_append(lnum++, sortbuf1, (colnr_T)0, FALSE) == FAIL)  in ex_sort()
663     vim_free(sortbuf1);  in ex_sort()