[klibc] Fix segfault in new exit code on parisc, klibc-1.1.3

[Jeff Bailey]

parisc is currently passing argc as the second argument to __libc_init:

--- crt0.S.old  2005-12-07 19:06:07.000000000 +0000
+++ crt0.S      2005-12-07 19:06:40.000000000 +0000
@@ -25,6 +25,10 @@
         ldil   L%$global$, %dp
         ldo    R%$global$(%dp), %dp

+/* Indicate that we don't need no stinkin' atexit callback */
+
+       ldi     0,%r25
+
 /* branch to __libc_init */
         bl     __libc_init,%r2
         nop

Thanks to Kyle McMartin for helping with this.

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