c_string_width    330 src/character.c   return c_string_width ((const unsigned char *) str, len, -1, NULL, NULL);
c_string_width    574 src/character.h extern ptrdiff_t c_string_width (const unsigned char *, ptrdiff_t, int,
c_string_width   13552 src/xdisp.c      n += c_string_width (str, nbytes, precision, &dummy, &nbytes);
c_string_width   27465 src/xdisp.c    		prec = c_string_width (SDATA (elt) + last_offset,