Fix an error with newer binutils:

setjmp.S: Assembler messages:
setjmp.S:170: Error: .endp outside of procedure

--- elilo-3.4/ia64/setjmp.S
+++ elilo-3.4/ia64/setjmp.S
@@ -78,6 +78,7 @@
 
 	/* __sigsetjmp(__jmp_buf buf, int savemask) */
 
+	.proc __sigsetjmp
 __sigsetjmp:
 	//.prologue ASM_UNW_PRLG_RP|ASM_UNW_PRLG_PFS, ASM_UNW_PRLG_GRSAVE(2)
 	alloc loc1=ar.pfs,2,2,2,0