#define SUREWARE_LIB_NAME "sureware engine"
#include "e_sureware_err.c"
-static int surewarehk_ctrl(ENGINE *e, int cmd, long i, void *p, void (*f)());
+static int surewarehk_ctrl(ENGINE *e, int cmd, long i, void *p, void (*f)(void));
static int surewarehk_destroy(ENGINE *e);
static int surewarehk_init(ENGINE *e);
static int surewarehk_finish(ENGINE *e);
* called, the checking and error handling is probably down there.
*/
static int threadsafe=1;
-static int surewarehk_ctrl(ENGINE *e, int cmd, long i, void *p, void (*f)())
+static int surewarehk_ctrl(ENGINE *e, int cmd, long i, void *p, void (*f)(void))
{
int to_return = 1;