const_userptr_t    67 kern/include/copyinout.h int copyin(const_userptr_t usersrc, void *dest, size_t len);
const_userptr_t    69 kern/include/copyinout.h int copyinstr(const_userptr_t usersrc, char *dest, size_t len, size_t *got);
const_userptr_t   118 kern/vm/copyinout.c copycheck(const_userptr_t userptr, size_t len, size_t *stoplen)
const_userptr_t   153 kern/vm/copyinout.c copyin(const_userptr_t usersrc, void *dest, size_t len)
const_userptr_t   266 kern/vm/copyinout.c copyinstr(const_userptr_t usersrc, char *dest, size_t len, size_t *actual)