All symbols starting with `f' in vm

• fault_type vm/vm_map.c:2349
• first_page vm/vm_resident.c:135
• first_phys_addr vm/vm_page.h:198
• FREE_PAGE vm/vm_fault.c:118
• fubyte vm/vm_unix.c:131
• fuibyte vm/vm_unix.c:141
• fuiword vm/vm_unix.c:177
• fuword vm/vm_unix.c:158