# ! $Source$ ! $State$ ! $Revision$ ! Declare segments (the order is important). .sect .text .sect .rom .sect .data .sect .bss .sect .text ! Say whether a file exists with the given name. .define __sys_exists __sys_exists: mov ebx, esp mov edx, 4(ebx) mov eax, 0x4300 int 0x21 sbb eax, eax inc eax ret