ref: d589632207181a7960607a5938f315422386b9cb 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)