Structs starting with `i' in bsd/sys

• ioc_patch bsd/sys/cdio.h:144
• ioc_play_blocks bsd/sys/cdio.h:107
• ioc_play_msf bsd/sys/cdio.h:170
• ioc_play_track bsd/sys/cdio.h:99
• ioc_read_subchannel bsd/sys/cdio.h:113
• ioc_read_toc_entry bsd/sys/cdio.h:136
• ioc_toc_header bsd/sys/cdio.h:128
• ioc_vol bsd/sys/cdio.h:149
• iovec bsd/sys/uio.h:68
• itimerval bsd/sys/time.h:138