% gdb --symbols /netbsd.gdb -e /netbsd                                                                                                ~
Reading symbols from /netbsd.gdb...
(gdb) info line *(audio_softintr_wr+0x1c)
Line 6287 of "/usr/cvs/src/sys/dev/audio/audio.c" starts at address 0xffffffff80afff1c <audio_softintr_wr+28> and ends at 0xffffffff80afff21 <audio_softintr_wr+33>.
(gdb) info line *(audio_track_waitio+0x6d)
Line 1628 of "/usr/cvs/src/sys/dev/audio/audio.c" starts at address 0xffffffff80aff11d <audio_track_waitio+109> and ends at 0xffffffff80aff126 <audio_track_waitio+118>.