--- php-4.2.3/ext/dba/config.m4.orig	Thu Apr 18 14:31:19 2002
+++ php-4.2.3/ext/dba/config.m4	Tue Dec 24 14:28:32 2002
@@ -176,6 +176,34 @@
 AC_MSG_CHECKING(for Berkeley DB3 support)
 AC_DBA_STD_RESULT
 
+AC_ARG_WITH(db4,
+[  --with-db4[=DIR]        Include Berkeley DB4 support],[
+  if test "$withval" != "no"; then
+    for i in /usr/local /usr /usr/local/BerkeleyDB.4.1 $withval; do
+      if test -f "$i/include/db.h" ; then
+        THIS_PREFIX=$i
+	DB4_EXTRA=db.h
+      fi
+    done
+
+    if test -n "$DB4_EXTRA"; then
+      AC_DEFINE_UNQUOTED(DB3_INCLUDE_FILE, "$DB4_EXTRA", [ ])
+    fi
+
+    for LIB in db db-4 db4; do
+      PHP_TEMP_LDFLAGS(-L$THIS_PREFIX/lib,[
+      AC_CHECK_LIB($LIB, db_create, [AC_DEFINE(DBA_DB3,1,[ ]) THIS_LIBS=$LIB])
+      ])
+    done
+
+    PHP_DBA_STD_ASSIGN
+    PHP_DBA_STD_CHECK
+    PHP_DBA_STD_ATTACH
+  fi
+])
+AC_MSG_CHECKING(for Berkeley DB4 support)
+AC_DBA_STD_RESULT
+
 AC_ARG_WITH(dbm,
 [  --with-dbm[=DIR]        Include DBM support],[
   if test "$withval" != "no"; then