ffi_checkctype    496 lib_ffi.c        CTypeID id = ffi_checkctype(L, cts, NULL);
ffi_checkctype    533 lib_ffi.c        CTypeID id = ffi_checkctype(L, cts, NULL);
ffi_checkctype    551 lib_ffi.c        CTypeID id = ffi_checkctype(L, cts, L->base+1);
ffi_checkctype    587 lib_ffi.c        CTypeID id1 = ffi_checkctype(L, cts, NULL);
ffi_checkctype    617 lib_ffi.c        CTypeID id = ffi_checkctype(L, cts, NULL);
ffi_checkctype    639 lib_ffi.c        CTypeID id = ffi_checkctype(L, cts, NULL);
ffi_checkctype    649 lib_ffi.c        CTypeID id = ffi_checkctype(L, cts, NULL);
ffi_checkctype    769 lib_ffi.c        CTypeID id = ffi_checkctype(L, cts, NULL);