simply use

Author: scivision

test/basic.f90

@@ -1,8 +1,8 @@
 program basic
 
-use mpi_f08, only : mpi_init, mpi_finalize
+use mpi_f08
 
-implicit none
+implicit none (type, external)
 
 print *, "going to init MPI"
 

test/helloworld.f90

@@ -3,9 +3,10 @@ program hw_mpi
 !!  Original Author:  John Burkardt
 !!  Modified: Michael Hirsch, Ph.D.
 
-use mpi_f08, only : mpi_init, mpi_comm_size, mpi_comm_world, mpi_wtime, mpi_comm_rank, mpi_finalize
 use, intrinsic:: iso_fortran_env, only: dp=>real64, compiler_version
 
+use mpi_f08
+
 implicit none
 
 integer :: id, Nproc

test/mpivers.f90

@@ -2,8 +2,8 @@ program mpi_vers
 ! https://github.com/open-mpi/ompi/blob/master/examples/hello_usempif08.f90
 
 use, intrinsic :: iso_fortran_env, only : compiler_version
-use mpi_f08, only : MPI_MAX_LIBRARY_VERSION_STRING, mpi_get_library_version, mpi_init, &
-  MPI_COMM_SIZE, mpi_comm_world, mpi_finalize, mpi_comm_rank
+
+use mpi_f08
 
 implicit none
 

test/thread_pass.f90

@@ -3,10 +3,10 @@ program mpi_pass
 !! This would be much simpler using Fortran 2008 coarray syntax
 !!
 !!  Original author:  John Burkardt
+
 use, intrinsic :: iso_fortran_env, only: real32, compiler_version, int64
-use mpi_f08, only : mpi_status, mpi_comm_world, mpi_init, mpi_get_count, &
-  mpi_real, mpi_any_source, mpi_any_tag, mpi_source, mpi_tag, mpi_comm_size, &
-  mpi_comm_rank, mpi_recv, mpi_send, mpi_finalize
+
+use mpi_f08
 
 implicit none
 
@@ -46,7 +46,7 @@ program mpi_pass
 
   print *, id, ' Got ', mcount, ' elements.'
 
-  if (val(5) /= 4) error stop "data did not transfer"
+  if (abs(val(5)-4) > epsilon(0.)) error stop "data did not transfer"
 
 !  Process 1 sends 100 real values to process 0.
 case (1)