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                                                                    EXHIBIT 4.10





                D.R. HORTON, INC. AND THE GUARANTORS PARTY HERETO

                                       AND

                           FIRST UNION NATIONAL BANK,
                                       as
                                     Trustee



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                          SECOND SUPPLEMENTAL INDENTURE

                           Dated as of August 31, 1998

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                                10% SENIOR NOTES
                                    DUE 2006













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         SECOND  SUPPLEMENTAL  INDENTURE,  dated  as of  August  31,  1998,  and
effective  as of  the  dates  set  forth  in  Articles  I and II  below,  to the
Indenture, dated as of April 15, 1996 (as amended, modified or supplemented from
time to time in  accordance  therewith,  the  "Indenture"),  by and  among  D.R.
HORTON, INC., a Delaware corporation (the "Company"),  the ADDITIONAL GUARANTORS
(as defined herein), the EXISTING GUARANTORS (as defined herein) and FIRST UNION
NATIONAL BANK, a national banking  association  organized and existing under the
laws of the United States of America, as trustee (the "Trustee").

                                    RECITALS

         WHEREAS,  Continental  Homes  Holding  Corp.,  a  Delaware  corporation
("Continental"),  and the Trustee  entered into the Indenture  pursuant to which
Continental  issued  $150,000,000  principal amount of 10% Senior Notes due 2006
(the "Securities");

         WHEREAS,  on April  20,  1998,  pursuant  to the  laws of the  State of
Delaware and in  accordance  with the terms of the Agreement and Plan of Merger,
dated as of December  18,  1998,  by and  between  the Company and  Continental,
Continental was duly merged with and into the Company (the  "Merger"),  with the
Company continuing as the surviving corporation;

         WHEREAS,  as a result  of the  Merger,  the  Company  succeeded  to all
obligations,  duties and  liabilities of  Continental  under the Indenture as if
incurred or contracted by the Company;

         WHEREAS,  pursuant  to Section  4.16 of the  Indenture,  the Company is
required to cause any Subsidiary with a net book value greater than  $10,000,000
which  is  a  Restricted  Subsidiary  to  guarantee,   simultaneously  with  its
designation as a Restricted  Subsidiary,  the payment of the Securities pursuant
to the terms of Article 10 and Exhibit B of the Indenture;

         WHEREAS, in accordance with Section 4.16 of the Indenture,  the Company
desires to cause certain newly organized or acquired Subsidiaries who are deemed
to be  Restricted  Subsidiaries  according to the  Indenture  to  guarantee  the
payment of the Securities;

         WHEREAS,  pursuant to Section 10.04 of the  Indenture,  a Guarantor may
merge with or into, or dissolve into,  another  Restricted  Subsidiary and, upon
such merger or  dissolution,  the  Guarantee  given by such  Guarantor  shall no
longer have any force or effect;

         WHEREAS, in accordance with Section 10.04 of the Indenture, the Company
has caused certain Guarantors to merge with and into, or have all their property
conveyed  to,  certain  Restricted   Subsidiaries  (the  "Merged   Guarantors"),
whereupon the Guarantees given by such Guarantors shall no longer have any force
or effect;

         WHEREAS,  the execution of this Second Supplemental  Indenture has been
duly  authorized  by the Boards of Directors  of the Company and the  Additional
Guarantors and all things necessary to make this Second Supplemental Indenture a

                                      -1-




valid,  binding and legal  instrument  according to its terms have been done and
performed;

         NOW THEREFORE,  for and in consideration of the premises,  the Company,
the Additional  Guarantors and the Existing  Guarantors  covenant and agree with
the Trustee for the equal and ratable  benefit of the respective  holders of the
Securities as follows:

                                   ARTICLE I.

                              ADDITIONAL GUARANTOR

         1.1.  As of May  1,  1998,  and  August  28,  1998,  respectively,  the
respective dates of their organization, and in accordance with Sections 4.16 and
10.03 of the Indenture,  the following Restricted  Subsidiaries (the "Additional
Guarantors")  hereby  severally agree to be subject to and bound by the terms of
the  Indenture  applicable  to a  Guarantor  and hereby  jointly  and  severally
unconditionally  and irrevocably  guarantee on a senior basis the payment of the
Securities  pursuant  to the terms of  Article  10 of,  and  Exhibit  B to,  the
Indenture:

Name                                             Jurisdiction of Organization
D.R. Horton, Inc. - Portland                     Delaware
Magnolia Homes Builders, Inc.                    Georgia

         1.2 The  Additional  Guarantors  shall execute and deliver a Guarantee,
which shall be incorporated herein by reference in the form set forth in Exhibit
B to the Indenture.

                                   ARTICLE II.
                                MERGED GUARANTORS

         2.1 In accordance with Section 10.04 of the Indenture,  the Company and
the Trustee  acknowledge  that the Guarantees  previously given by the following
Merged  Guarantors no longer have any force or effect by reason of the merger or
dissolution  of the  Merged  Guarantors  into  the  Restricted  Subsidiaries  as
indicated below:

                  (a)      DRH New Mexico  Construction,  Inc.  merged into D.R.
                           Horton, Inc. - Albuquerque, as of April 30, 1998, and
                           the  name of D.R.  Horton,  Inc.  -  Albuquerque  was
                           changed to D.R. Horton, Inc. - Louisville.

                  (b)      The name of  Continental  Homes of Austin,  L.P., was
                           changed  to  Continental  Homes of  Texas,  L.P.  and
                           Continental  Homes of Dallas,  L.P.  and  Continental
                           Homes of San Antonio,  L.P.  merged into  Continental
                           Homes of Texas, L.P. as of July 31, 1998.

                                      -2-




                  (c)      SGS Communities at West Windsor,  LLC dissolved as of
                           July 31,  1998,  and its assets were  distributed  to
                           Meadows IX, Inc.

                                  ARTICLE III.
                            MISCELLANEOUS PROVISIONS

         3.1 This Second Supplemental  Indenture constitutes a supplement to the
Indenture,  and the Indenture,  the First Supplement Indenture thereto, and this
Second  Supplemental  Indenture shall be read together and shall have the effect
so far as  practicable  as though all of the  provisions  thereof and hereof are
contained in one instrument.

         3.2  The  parties  may  sign  any  number  of  copies  of  this  Second
Supplemental  Indenture.  Each signed copy shall be an original, but all of them
together represent the same agreement.

         3.3 In the  event  that  any  provision  in  this  Second  Supplemental
Indenture shall be held to be invalid,  illegal or unenforceable,  the validity,
legality and enforceability of the remaining  provisions shall not in any way be
affected or impaired thereby.

         3.4 The article and section  headings herein are for  convenience  only
and shall not affect the construction hereof.

         3.5 Any capitalized term used in this Second Supplemental Indenture and
not  defined  herein  that is defined in the  Indenture  shall have the  meaning
specified in the Indenture, unless the context shall otherwise require.

         3.6 All covenants and agreements in this Second Supplemental  Indenture
by the Company, the Existing Guarantors and the Additional Guarantors shall bind
each of  their  successors  and  assigns,  whether  so  expressed  or  not.  All
agreements of the Trustee in this Second  Supplemental  Indenture shall bind its
successors and assigns.

         3.7 The  laws  of the  State  of New  York  shall  govern  this  Second
Supplemental Indenture, the Securities of each Series and the Guarantees.

         3.8 Except as amended by this Second Supplemental Indenture,  the terms
and provisions of the Indenture shall remain in full force and effect.

         3.9 This Second  Supplemental  Indenture  may not be used to  interpret
another  indenture,  loan or debt agreement of the Company or a Subsidiary.  Any
such indenture,  loan or debt agreement may not be used to interpret this Second
Supplemental Indenture.

         3.10  All  liability  described  in  paragraph  16 of the  Notes of any
director,  officer,  employee  or  stockholder,  as such,  of the Company or any
Guarantor is waived and released.

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         3.11 The Trustee  accepts the  modifications  of the trust  effected by
this Second Supplemental  Indenture,  but only upon the terms and conditions set
forth in the Indenture.  Without  limiting the generality of the foregoing,  the
Trustee  assumes no  responsibility  for the  correctness of the recitals herein
contained  which  shall  be  taken  as the  statements  of the  Company  and the
Additional  Guarantors,  and the Trustee shall not be responsible or accountable
in any way  whatsoever  for or with  respect to the  validity  or  execution  or
sufficiency  of this Second  Supplemental  Indenture,  and the Trustee  makes no
representation with respect thereto.

         IN WITNESS  WHEREOF,  the parties hereto have caused this  Supplemental
Indenture to be duly executed, all as of the day and year first above written.

                                  D.R. HORTON, INC.

                                  By: /s/ David J. Keller
                                      ---------------------------------
                                      David J. Keller
                                      Executive Vice President,
                                      Chief Financial Officer and Treasurer


                                  ADDITIONAL GUARANTORS:
                                  D.R. Horton, Inc. - Portland
                                  Magnolia Homes Builders, Inc.


                                  By: /s/ David J. Keller
                                      ---------------------------------
                                      David J. Keller, Treasurer

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                                  EXISTING GUARANTORS:
                                  DRHI, Inc.
                                  Meadows I, Ltd.
                                  Meadows II, Ltd.
                                  Meadows IX, Inc.
                                  Meadows X, Inc.
                                  D.R. Horton, Inc. - Minnesota
                                  D.R. Horton, Inc. - Greensboro
                                  D.R. Horton, Inc. - Birmingham
                                  D.R. Horton, Inc. - New Jersey
                                  D.R. Horton, Inc. - Torrey
                                  DRH Construction, Inc.
                                  D.R. Horton, Inc. - Louisville
                                  D.R. Horton, Inc. - Denver
                                  D.R. Horton Denver Management Company, Inc.
                                  D.R. Horton San Diego Holding Company, Inc.
                                  D.R. Horton San Diego Management Company, Inc.
                                  D.R. Horton Los Angeles Holding Company, Inc.
                                  D.R. Horton Los Angeles Management 
                                    Company, Inc.
                                  S. G. Torrey Atlanta, Ltd.
                                  D.R. Horton, Inc. - Sacramento
                                  D.R. Horton Sacramento Management 
                                    Company, Inc.
                                  C. Richard Dobson Builders, Inc.
                                  Land Development, Inc.
                                  DRH Tucson Construction, Inc.
                                  Continental Homes, Inc.
                                  KDB Homes, Inc.
                                  L&W Investments, Inc.
                                  Continental Ranch, Inc.
                                  Continental Homes of Florida, Inc.
                                  CHI Construction Company
                                  CHTEX of Texas, Inc.
                                  CH Investments of Texas, Inc.


                                  By: /s/ David J. Keller
                                      ---------------------------------
                                      David J. Keller, Treasurer



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                                  SGS COMMUNITIES AT GRANDE QUAY, LLC

                                  By Meadows IX, Inc., a member

                                  By: /s/ Donald R. Horton
                                      ---------------------------------
                                      Donald R. Horton
                                      Chairman of the Board

                                  and

                                  By Meadows X, Inc., a member

                                  By: /s/ Donald R. Horton 
                                      ---------------------------------
                                      Donald R. Horton
                                      Chairman of the Board

                                  D.R. HORTON MANAGEMENT COMPANY, LTD.
                                  D.R. HORTON - TEXAS, LTD.

                                  By Meadows I, Ltd., its general partner

                                  By: /s/ Donald R. Horton
                                      ---------------------------------
                                      Donald R. Horton
                                      Chairman of the Board

                                  CONTINENTAL HOMES OF TEXAS, L.P.

                                  By CHTEX of Texas, Inc.
                                  Its:     General Partner


                                  By: /s/ David J. Keller
                                      ---------------------------------
                                      David J. Keller, Treasurer

                                  FIRST UNION NATIONAL BANK, as Trustee

                                  By: /s/ George J. Rayzis 
                                      ---------------------------------
                                      Name:  George J. Rayzis
                                      Title:  Vice President


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