https://ftp.osfree.org/doku/ 2026-04-16T02:14:59+00:00 https://ftp.osfree.org/doku/ https://ftp.osfree.org/doku/lib/exe/fetch.php?media=wiki:dokuwiki.svg text/html 2026-02-18T04:59:32+00:00 Anonymous (anonymous@undisclosed.example.com) https://ftp.osfree.org/doku/doku.php?id=en:docs:switcher:1&rev=1771390772&do=diff Int 2FH, AH=4BH, AL=01H Version ? Brief BUILD CALLOUT CHAIN Input AX = 4B01h CX:DX -> task switcher entry point (see #02819) ES:BX = 0000h:0000h Return ES:BX -> callback info structure (see #02817) or 0000h:0000h Macro Notes called by the task switcher