* g77 -> gfortran throughout. Got rid of the separate

expressions/builders for Fortran.  Tested by building Octave with
  gfortran 4.3.

svn path=/nixpkgs/branches/stdenv-updates/; revision=14978

pkgs/development/compilers/gcc-3.3/builder.sh

@@ -26,7 +26,7 @@ EOF
     if test -n "$langCC"; then
         langs="$langs,c++"
     fi
-    if test -n "$langF77"; then
+    if test -n "$langFortran"; then
         langs="$langs,f77"
     fi