Structs starting with `f' in sys

• fhandle sys/mount.h:193
• fid sys/mount.h:44
• file sys/file.h:44
• filedesc sys/filedesc.h:53
• filedesc0 sys/filedesc.h:69
• fileops sys/file.h:54
• flock sys/fcntl.h:150
• format_op sys/disklabel.h:270