( ESOP stdlib, macro part )

|00 @Control [ &framevec $2 &io $2 &random $1 &status $1 &sound $1 &syscall $1 ]

( control block macros )

%SETSCRVEC { .Control/framevec DEO2 }
%INKEY { .Control/io DEI2 }
%PXL { .Control/io DEO2 }
%RND { .Control/random DEI }
%STACKTRACE { #ff .Control/random DEO }
%DEVSTAT { .Control/status DEI }
%SND { .Control/sound DEO }
%SYS { .Control/syscall DEO }

( some syscall macros )

%HLT { #1f SYS }
%DBG { #20 SYS SYS }

( byte to short )
%BTS { #00 SWP }