ENH: add gfortran-4

Tests/CMakeLists.txt

@@ -956,7 +956,7 @@ ${CMake_BINARY_DIR}/bin/cmake -DVERSION=CVS -P ${CMake_SOURCE_DIR}/Utilities/Rel
     # see if we can find a fortran compiler on the machine
     # if so, add the fortran test and see if it works.
     SET(CMAKE_Fortran_COMPILER_LIST ifort ifc efc f95 pgf95
-      lf95 xlf95 fort gfortran f90  pgf90   xlf90
+      lf95 xlf95 fort gfortran gfortran-4 f90  pgf90   xlf90
       epcf90 f77  fort77 frt pgf77  xlf  fl32 af77 g77  )
     FIND_PROGRAM(CMAKE_Fortran_COMPILER_FULLPATH NAMES 
       ${CMAKE_Fortran_COMPILER_LIST} )