Apply jackd2-powerpc.patch.

git-svn-id: http://subversion.jackaudio.org/jack/jack2/trunk/jackmp@3995 0c269be4-1314-0410-8aa9-9f06e86f4224

dbus/sigsegv.c

@@ -99,7 +99,13 @@ static void signal_segv(int signum, siginfo_t* info, void*ptr) {
     jack_error("info.si_code  = %d (%s)", info->si_code, si_codes[info->si_code]);
     jack_error("info.si_addr  = %p", info->si_addr);
     for(i = 0; i < NGREG; i++)
-        jack_error("reg[%02d]       = 0x" REGFORMAT, i, ucontext->uc_mcontext.gregs[i]);
+        jack_error("reg[%02d]       = 0x" REGFORMAT, i, 
+#if defined(__powerpc__)
+                ucontext->uc_mcontext.uc_regs[i]
+#else
+                ucontext->uc_mcontext.gregs[i]
+#endif
+                );
 
 #if defined(SIGSEGV_STACK_X86) || defined(SIGSEGV_STACK_IA64)
 # if defined(SIGSEGV_STACK_IA64)