addCurrySubdir curryModulesInDirectory currySubdir curryrcFileName getLoadPathForModule getPackageVersionOfDirectory getPackageVersionOfModule inCurrySubdir inCurrySubdirModule isValidModuleName joinModuleIdentifiers lookupModuleSource lookupModuleSourceInLoadPath modNameToPath packageSpecFile runModuleAction runModuleActionQuiet setCurryPath setCurryPathIfNecessary splitModuleFileName splitModuleIdentifiers splitProgramName splitValidProgramName stripCurrySuffix sysLibPath