.globl _findfirst
_findfirst:
pushl %ebx
pushl %esi
pushl %edi
movl 20(%esp),%edx
movb $0x1a,%ah
int $0x21
movl 16(%esp),%edx
movl 24(%esp),%ecx
movb $0x4e,%ah
popl %edi
popl %esi
popl %ebx
jmp syscall_check