usb_functionfs_descs_head_v2 57 tools/usb/ffs-aio-example/multibuff/device_app/aio_multibuff.c struct usb_functionfs_descs_head_v2 header; usb_functionfs_descs_head_v2 55 tools/usb/ffs-aio-example/simple/device_app/aio_simple.c struct usb_functionfs_descs_head_v2 header; usb_functionfs_descs_head_v2 110 tools/usb/ffs-test.c struct usb_functionfs_descs_head_v2 header; usb_functionfs_descs_head_v2 232 tools/usb/ffs-test.c const struct usb_functionfs_descs_head_v2 header;