* ini file is given as "section:key". If the key cannot be found,
* the notfound value is returned.
*/
-double ciniparser_getdouble(dictionary *d, char *key, double notfound);
+double ciniparser_getdouble(dictionary *d, const char *key, double notfound);
/**
* @brief Get the string associated to a key, convert to a boolean