Fortran test: Modify test cases to pass on mingw.

gcc/testsuite/ChangeLog:

	* gfortran.dg/ISO_Fortran_binding_14.f90: Change example function to
	CLOCK which is available on mingw as well as other platforms.
	* gfortran.dg/pr96486.f90: Change variable to PATH likewise.

gcc/testsuite/gfortran.dg/ISO_Fortran_binding_14.f90

@@ -8,7 +8,7 @@
 !
 MODULE FOO
 INTERFACE
-SUBROUTINE dummy(buf) BIND(C, name="sync")
+SUBROUTINE dummy(buf) BIND(C, name="clock")
 type(*), dimension(..) :: buf
 END SUBROUTINE
 END INTERFACE

gcc/testsuite/gfortran.dg/pr96486.f90

@@ -4,6 +4,6 @@ program test
   implicit none
   character(0) :: value
   integer :: l, stat
-  call get_environment_variable("HOME",value,length=l,status=stat)
+  call get_environment_variable("PATH",value,length=l,status=stat)
   if (stat.ne.-1) stop 1
 end program test