wr               2931 src/ftdm_io.c  	ftdm_size_t wr = 0;
wr               3010 src/ftdm_io.c  	while (wr < len && p) {
wr               3012 src/ftdm_io.c  			wr++;
wr               3019 src/ftdm_io.c  	status = ftdm_buffer_write(ftdmchan->digit_buffer, dtmf, wr) ? FTDM_SUCCESS : FTDM_FAIL;