len_cmdbuf
if (cmd_char(c) == CC_QUIT || len_cmdbuf() == 0)
if (curropt == NULL && len_cmdbuf() == 0) {
if (len_cmdbuf() > 0)
if ((mca == A_F_BRACKET || mca == A_B_BRACKET) && len_cmdbuf() >= 2) {
if (len_cmdbuf() == 0 || !empty_screen())
int len_cmdbuf(void);