Variables starting with `f' in bsd/kern

• fd bsd/kern/kern_descrip.c:150
• fdexpand bsd/kern/kern_descrip.c:736
• filedesc0 bsd/kern/init_main.c:233
• filehead bsd/kern/kern_descrip.c:96
• first_thread bsd/kern/init_main.c:331
• flag bsd/kern/kern_prot.c:87
• flags bsd/kern/uipc_syscalls.c:468
• fromlenaddr bsd/kern/uipc_syscalls.c:708