Auto-detect hstrerror. Raise socket.herror in PyH_Error. Register the three
exception classes in the module dictionary.
diff --git a/configure b/configure
index e1b8bda..c044c69 100755
--- a/configure
+++ b/configure
@@ -1,6 +1,6 @@
 #! /bin/sh
 
-# From configure.in Revision: 1.236 
+# From configure.in Revision: 1.237 
 
 # Guess values for system-dependent variables and create Makefiles.
 # Generated automatically using autoconf version 2.13 
@@ -4518,7 +4518,7 @@
 for ac_func in alarm chown clock confstr ctermid ctermid_r execv \
  flock fork fsync fdatasync fpathconf ftime ftruncate \
  getgroups getlogin getpeername getpid getpwent getwd \
- inet_pton kill link lstat mkfifo mktime mremap \
+ hstrerror inet_pton kill link lstat mkfifo mktime mremap \
  nice pathconf pause plock poll pthread_init \
  putenv readlink \
  select setegid seteuid setgid \