Here is a list of all documented variables with links to the struct/union documentation for each field:

- f -

• factory : l4re_env_t
• fd : l4_vhw_entry
• features : l4_icu_info_t
• fill0 : l4_kernel_info_t
• fill1 : l4_kernel_info_t
• fill2 : l4_kernel_info_t
• fill3 : l4_kernel_info_t
• first : Block_device::Partition_info, cxx::Pair< First, Second >
• first_free_cap : l4re_env_t
• first_free_utcb : l4re_env_t
• flags : Block_device::Inout_block, Block_device::Partition_info, L4::Type_info::Demand, l4_exc_regs_t, l4_vcpu_regs_t, L4Re::Dataspace::Stats, L4Re::Video::Goos::Info, L4Re::Video::View::Info, l4re_ds_stats_t, l4re_env_cap_entry_t, l4re_video_goos_info_t, l4re_video_view_info_t, l4util_l4mod_info, l4util_l4mod_mod, l4util_mb_info_t, l4vbus_device_t, l4vbus_resource_t, L4virtio::Virtqueue::Avail, L4virtio::Virtqueue::Desc, L4virtio::Virtqueue::Used
• fpage : l4_fpage_t, l4_snd_fpage_t
• free_marker : l4_thread_regs_t
• frequency_bus : l4_kernel_info_t
• frequency_cpu : l4_kernel_info_t
• fs : l4_exc_regs_t, l4_vcpu_regs_t