$NetBSD: patch-configure,v 1.1 2015/04/14 14:40:02 joerg Exp $

--- configure.orig	2015-01-10 20:20:33.000000000 +0000
+++ configure
@@ -17334,6 +17334,7 @@ $as_echo_n "checking how to access the p
    pc_fields="$pc_fields uc_mcontext.mc_rip"           # FreeBSD (x86_64 [untested])
    pc_fields="$pc_fields uc_mcontext.__gregs[_REG_EIP]"  # NetBSD (i386)
    pc_fields="$pc_fields uc_mcontext.__gregs[_REG_RIP]"  # NetBSD (x86_64)
+   pc_fields="$pc_fields uc_mcontext.__gregs[_REG_PC]"   # NetBSD (arm)
    pc_fields="$pc_fields uc_mcontext->ss.eip"          # OS X (i386, <=10.4)
    pc_fields="$pc_fields uc_mcontext->__ss.__eip"      # OS X (i386, >=10.5)
    pc_fields="$pc_fields uc_mcontext->ss.rip"          # OS X (x86_64)