int parse_env_file(const char *fname, const char *separator, ...) _sentinel_;
int load_env_file(const char *fname, const char *separator, char ***l);
int write_env_file(const char *fname, char **l);
+
+int executable_is_script(const char *path, char **interpreter);
+
+int get_status_field(const char *filename, const char *pattern, char **field);