ref: 98e7f36f706c21d015af5001a643c0bb64a7aa5d dir: /sys/src/libc/386/main9.s/
TEXT _main(SB), 1, $0 MOVL AX, _tos(SB) MOVL $main(SB), AX PUSHL AX PUSHL $0 JMPF _callmain(SB)