api for Czech with backup for missing

src/api/SymbolicCze.gf

@@ -0,0 +1,6 @@
+--# -path=.:../czech:../common:../abstract:../prelude
+
+resource SymbolicCze = Symbolic with
+  (Symbol = SymbolCze),
+  (Grammar = GrammarCze)
+  ** open MissingCze in {}