Typedefs starting with `f' in quake2

• filelink_t 321/qcommon/files.c:72
• finalvert_t 321/ref_soft/r_local.h:263
• fixed16_t 321/ctf/q_shared.h:131
• fixed4_t 321/ctf/q_shared.h:129
• fixed8_t 321/ctf/q_shared.h:130
• floodfill_t 321/ref_gl/gl_image.c:755
• frame_t 321/client/client.h:52