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+! COPYRIGHT
+! * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
+!   Copyright by The HDF Group.                                               *
+!   All rights reserved.                                                      *
+!                                                                             *
+!   This file is part of HDF5.  The full HDF5 copyright notice, including     *
+!   terms governing use, modification, and redistribution, is contained in    *
+!   the COPYING file, which can be found at the root of the source code       *
+!   distribution tree, or in https://support.hdfgroup.org/ftp/HDF5/releases.  *
+!   If you do not have access to either file, you may request a copy from     *
+!   help@hdfgroup.org.                                                        *
+! * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
+!
+! This file contains all the configure test programs 
+! used by autotools and cmake. This avoids having to
+! duplicate code for both cmake and autotool tests.
+! For autotools, a program below is chosen via a
+! sed command in aclocal_fc.m4. For cmake, a program
+! below is chosen via the macro READ_SOURCE in 
+! HDF5UseFortran.cmake
+!
+
+PROGRAM PROG_FC_ISO_FORTRAN_ENV
+  USE, INTRINSIC :: ISO_FORTRAN_ENV
+END PROGRAM PROG_FC_ISO_FORTRAN_ENV
+
+PROGRAM PROG_FC_SIZEOF
+  i = sizeof(x)
+END PROGRAM PROG_FC_SIZEOF
+
+PROGRAM PROG_FC_C_SIZEOF
+  USE ISO_C_BINDING
+  INTEGER(C_INT) :: a
+  INTEGER(C_SIZE_T) :: RESULT
+  RESULT = C_SIZEOF(a)
+END PROGRAM PROG_FC_C_SIZEOF
+
+PROGRAM PROG_FC_STORAGE_SIZE
+  INTEGER :: a
+  INTEGER :: RESULT
+  RESULT = STORAGE_SIZE(a)
+END PROGRAM PROG_FC_STORAGE_SIZE
+
+PROGRAM PROG_FC_HAVE_C_LONG_DOUBLE
+  USE ISO_C_BINDING
+  REAL(KIND=C_LONG_DOUBLE) :: d
+END PROGRAM PROG_FC_HAVE_C_LONG_DOUBLE
+
+PROGRAM PROG_FC_HAVE_F2003_REQUIREMENTS
+  USE iso_c_binding
+  IMPLICIT NONE
+  TYPE(C_PTR) :: ptr
+  TYPE(C_FUNPTR) :: funptr
+  CHARACTER(LEN=80, KIND=c_char), TARGET :: ichr
+  ptr = C_LOC(ichr(1:1))
+END PROGRAM PROG_FC_HAVE_F2003_REQUIREMENTS
+
+!---- START ----- Check to see C_LONG_DOUBLE is different from C_DOUBLE
+MODULE type_mod
+  USE ISO_C_BINDING
+  INTERFACE h5t	
+     MODULE PROCEDURE h5t_c_double
+     MODULE PROCEDURE h5t_c_long_double
+  END INTERFACE
+CONTAINS
+  SUBROUTINE h5t_c_double(r)
+    REAL(KIND=C_DOUBLE) :: r
+  END SUBROUTINE h5t_c_double
+  SUBROUTINE h5t_c_long_double(d)
+    REAL(KIND=C_LONG_DOUBLE) :: d
+  END SUBROUTINE h5t_c_long_double
+END MODULE type_mod
+PROGRAM PROG_FC_C_LONG_DOUBLE_EQ_C_DOUBLE
+  USE ISO_C_BINDING
+  USE type_mod
+  REAL(KIND=C_DOUBLE)      :: r
+  REAL(KIND=C_LONG_DOUBLE) :: d
+  CALL h5t(r)
+  CALL h5t(d)
+END PROGRAM PROG_FC_C_LONG_DOUBLE_EQ_C_DOUBLE
+!---- END ------- Check to see C_LONG_DOUBLE is different from C_DOUBLE
+
+!---- START ----- Determine the available KINDs for REALs and INTEGERs
+PROGRAM FC_AVAIL_KINDS
+      IMPLICIT NONE
+      INTEGER :: ik, jk, k, max_decimal_prec
+      INTEGER :: num_rkinds = 1, num_ikinds = 1
+      INTEGER, DIMENSION(1:10) :: list_ikinds = -1
+      INTEGER, DIMENSION(1:10) :: list_rkinds = -1
+  
+      OPEN(8, FILE='pac_fconftest.out', FORM='formatted')
+
+      ! Find integer KINDs
+      list_ikinds(num_ikinds)=SELECTED_INT_KIND(1)
+      DO ik = 2, 36
+         k = SELECTED_INT_KIND(ik)
+         IF(k.LT.0) EXIT
+         IF(k.GT.list_ikinds(num_ikinds))THEN
+            num_ikinds = num_ikinds + 1
+            list_ikinds(num_ikinds) = k
+         ENDIF
+      ENDDO
+
+      DO k = 1, num_ikinds
+         WRITE(8,'(I0)', ADVANCE='NO') list_ikinds(k)
+         IF(k.NE.num_ikinds)THEN
+            WRITE(8,'(A)',ADVANCE='NO') ','
+         ELSE
+            WRITE(8,'()')
+         ENDIF
+      ENDDO
+
+      ! Find real KINDs
+      list_rkinds(num_rkinds)=SELECTED_REAL_KIND(1)
+      max_decimal_prec = 1
+
+      prec: DO ik = 2, 36
+         exp: DO jk = 1, 17000
+            k = SELECTED_REAL_KIND(ik,jk)
+            IF(k.LT.0) EXIT exp
+            IF(k.GT.list_rkinds(num_rkinds))THEN
+               num_rkinds = num_rkinds + 1
+               list_rkinds(num_rkinds) = k
+            ENDIF
+            max_decimal_prec = ik
+         ENDDO exp
+      ENDDO prec
+
+      DO k = 1, num_rkinds
+         WRITE(8,'(I0)', ADVANCE='NO') list_rkinds(k)
+         IF(k.NE.num_rkinds)THEN
+            WRITE(8,'(A)',ADVANCE='NO') ','
+         ELSE
+            WRITE(8,'()')
+         ENDIF
+      ENDDO
+
+     WRITE(8,'(I0)') max_decimal_prec
+     WRITE(8,'(I0)') num_ikinds
+     WRITE(8,'(I0)') num_rkinds
+END PROGRAM FC_AVAIL_KINDS
+!---- END ----- Determine the available KINDs for REALs and INTEGERs
+
+PROGRAM FC_MPI_CHECK
+  INCLUDE 'mpif.h'
+  INTEGER :: comm, amode, info, fh, ierror
+  CHARACTER(LEN=1) :: filename 
+  CALL MPI_File_open( comm, filename, amode, info, fh, ierror)
+END PROGRAM FC_MPI_CHECK