/tmp/ccStRtZL.s: Assembler messages:
/tmp/ccStRtZL.s:477: Warning: indirect ljmp without `*'
char_dev.c:35: warning: `rw_ttyx' declared `static' but never defined
char_dev.c:36: warning: `rw_tty' declared `static' but never defined
exec.c: In function `do_execve':
exec.c:206: warning: unused variable `envc'
exec.c:206: warning: unused variable `argc'
kbd.c:107: warning: `e0_keys' defined but not used
kbd.c:179: warning: `puts_queue' defined but not used
