ref: 5e370061e07ff96868ead6138fa552f6c3a5c4bd dir: /sys/src/libc/386/main9.s/
TEXT _main(SB), 1, $0 MOVL AX, _tos(SB) MOVL $main(SB), AX PUSHL AX PUSHL $0 MOVL $_callmain(SB), AX JMP* AX