* @param arg The argument
* @return The functions result list of strings, may be NULL for 'empty array'
*/
-typedef apr_array_header_t *(ap_expr_list_func_t)(ap_expr_eval_ctx_t *ctx, const void *data,
+typedef apr_array_header_t *(ap_expr_list_func_t)(ap_expr_eval_ctx_t *ctx,
+ const void *data,
const char *arg);
/** Variable lookup function, takes no argument and returns a string
* @param data An opaque context provided by the lookup hook function
* @return The expanded variable
*/
-typedef const char *(ap_expr_var_func_t)(ap_expr_eval_ctx_t *ctx, const void *data);
+typedef const char *(ap_expr_var_func_t)(ap_expr_eval_ctx_t *ctx,
+ const void *data);
/** parameter struct passed to the lookup hook functions */
typedef struct {