system/kernel/ke/signal.S

   1 .code32
   2 .org 0x0
   3 start:
   4         pushal
   5         push -4(%ebp)
   6         mov -8(%ebp), %eax
   7         call *%eax
   8         add $4, %esp
   9         popal
  10         mov %ebp, %esp
  11         pop %ebp
  12         ret
  13