snd_seq_system_info 578 include/uapi/sound/asequencer.h #define SNDRV_SEQ_IOCTL_SYSTEM_INFO _IOWR('S', 0x02, struct snd_seq_system_info) snd_seq_system_info 1172 sound/core/seq/seq_clientmgr.c struct snd_seq_system_info *info = arg; snd_seq_system_info 2116 sound/core/seq/seq_clientmgr.c struct snd_seq_system_info system_info;