--- perl-5.8.7/perl.c.orig	2005-04-22 17:14:27.000000000 +0300
+++ perl-5.8.7/perl.c	2005-06-17 22:31:31.000000000 +0300
@@ -109,6 +109,7 @@
 #endif
 
 static I32 read_e_script(pTHX_ int idx, SV *buf_sv, int maxlen);
+STATIC void incpush_oldversion(pTHX_ char *dir);
 
 #ifdef IAMSUID
 #ifndef DOSUID
@@ -4435,6 +4436,7 @@
      * DLL-based path intuition to work correctly */
 #  if !defined(WIN32)
     incpush(SITEARCH_EXP, FALSE, FALSE, TRUE);
+    incpush_oldversion(aTHX_ SITEARCH_EXP);
 #  endif
 #endif
 
@@ -4456,6 +4458,7 @@
      * DLL-based path intuition to work correctly */
 #  if !defined(WIN32)
     incpush(PERL_VENDORARCH_EXP, FALSE, FALSE, TRUE);
+    incpush_oldversion(aTHX_ PERL_VENDORARCH_EXP);
 #  endif
 #endif
 
@@ -4497,6 +4500,36 @@
 #  define PERLLIB_MANGLE(s,n) (s)
 #endif
 
+#define VERSION_DIRECTORY_STRING  "/" STRINGIFY(PERL_REVISION) "." STRINGIFY(PERL_VERSION) "." STRINGIFY(PERL_SUBVERSION)
+STATIC void
+incpush_oldversion(pTHX_ char *dir)
+{
+#ifdef PERL_INC_VERSION_LIST
+  const char *incverlist[] = { PERL_INC_VERSION_LIST };
+  const char **incver;
+  const char *verdir;
+
+  verdir = strstr(dir, VERSION_DIRECTORY_STRING);
+  if (!verdir)
+    return;
+
+  for (incver = incverlist; *incver; incver++) {
+    char *new_dir = malloc(strlen(dir) + strlen(*incver) + 2);
+    char *p = new_dir;
+
+    strcpy(new_dir, dir);
+    p += verdir - dir + 1; /* advance to char following '/' in VERSION_DIRECTORY_STRING */
+    memcpy(p, *incver, strlen(*incver)); /* copy incver there instead */
+    p += strlen(*incver);	/* advance past version we just copied */
+    strcpy(p, verdir + strlen(VERSION_DIRECTORY_STRING)); /* and copy the rest of the original dir */
+
+    incpush(new_dir, FALSE, FALSE, FALSE);
+    free(new_dir);
+  }
+#endif
+}
+
+
 /* Push a directory onto @INC if it exists.
    Generate a new SV if we do this, to save needing to copy the SV we push
    onto @INC  */