SVR4_X86_ESI       93 arch/i386/i386/svr4_machdep.c 	r[SVR4_X86_ESI] = tf->tf_esi;
SVR4_X86_ESI      185 arch/i386/i386/svr4_machdep.c 	tf->tf_esi = r[SVR4_X86_ESI];