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.globl _sigreturn _sigreturn: movl $0x67,%eax lcall $0x7,$0x0 ret .globl __sigreturn __sigreturn: addl $0xc,%esp call _sigreturn ret .globl _sigvec _sigvec: movl $0x6c,%eax movl $__sigreturn,%edx orl $0x80000000,%edx lcall $0x7,$0x0 ret