.define _brk .define _sbrk .extern _brk .extern _sbrk .sect .text .sect .rom .sect .data .sect .bss .sect .text _sbrk: move.l nd,a0 add.l 4(sp),a0 move.l #0x11,d0 trap #0 bcs lcerror move.l nd,d0 move.l d0,a0 add.l 4(sp),a0 move.l a0,nd rts lcerror: jmp cerror _brk: move.l #0x11,d0 move.l 4(sp),a0 trap #0 bcs lcerror move.l 4(sp),nd clr.l d0 rts .sect .data nd: .data4 endbss .sect .text