spack fix 2

spack/package.py

@@ -140,13 +140,12 @@ def url_for_version(self, version):
     variant("openjpeg", default=False, description="Enable OpenJPEG", when="@:3.1")
     variant("enable_docs", default=False, description="Build doxygen documentation", when="@3.4.0:")
 
-    conflicts("+netcdf3", when="+netcdf4")
     conflicts("+openmp", when="%apple-clang")
 
-    depends_on("wget", type=("build"), when="@:3.1 +netcdf4")
+    depends_on("wget", type=("build"), when="@:3.1 +netcdf")
     depends_on("[email protected]:", when="@develop +ipolates")
     depends_on("[email protected]:", when="@3.2: +aec")
-    depends_on("netcdf-c", when="@3.2: +netcdf4")
+    depends_on("netcdf-c", when="@3.2: +netcdf")
     depends_on("jasper@:2", when="@3.2: +jasper")
     depends_on("zlib-api", when="+png")
     depends_on("libpng", when="+png")
@@ -217,7 +216,7 @@ def setup_build_environment(self, env):
 
     def build(self, pkg, spec, prefix):
         # Get source files for netCDF4 builds
-        if self.spec.satisfies("+netcdf4"):
+        if self.spec.satisfies("+netcdf"):
             with working_dir(self.build_directory):
                 os.system(
                     "wget https://downloads.unidata.ucar.edu/netcdf-c/4.8.1/netcdf-c-4.8.1.tar.gz"