w32_sys_ring_bell  677 src/w32console.c   term->ring_bell_hook		= w32_sys_ring_bell;
w32_sys_ring_bell 2926 src/w32term.c        w32_sys_ring_bell (f);
w32_sys_ring_bell  755 src/w32term.h  extern void w32_sys_ring_bell (struct frame *f);