Conform with the standard prototype for engine control functions.

engines/e_4758_cca.c

@@ -76,7 +76,7 @@
 static int ibm_4758_cca_destroy(ENGINE *e);
 static int ibm_4758_cca_init(ENGINE *e);
 static int ibm_4758_cca_finish(ENGINE *e);
-static int ibm_4758_cca_ctrl(ENGINE *e, int cmd, long i, void *p, void (*f)());
+static int ibm_4758_cca_ctrl(ENGINE *e, int cmd, long i, void *p, void (*f)(void));
 
 /* rsa functions */
 /*---------------*/
@@ -343,7 +343,7 @@ static int ibm_4758_cca_finish(ENGINE *e)
 	return 1;
 	}
 
-static int ibm_4758_cca_ctrl(ENGINE *e, int cmd, long i, void *p, void (*f)())
+static int ibm_4758_cca_ctrl(ENGINE *e, int cmd, long i, void *p, void (*f)(void))
 	{
 	int initialised = ((dso == NULL) ? 0 : 1);
 	switch(cmd)

engines/e_aep.c

@@ -88,7 +88,7 @@ typedef int pid_t;
 
 static int aep_init(ENGINE *e);
 static int aep_finish(ENGINE *e);
-static int aep_ctrl(ENGINE *e, int cmd, long i, void *p, void (*f)());
+static int aep_ctrl(ENGINE *e, int cmd, long i, void *p, void (*f)(void));
 static int aep_destroy(ENGINE *e);
 
 static AEP_RV aep_get_connection(AEP_CONNECTION_HNDL_PTR hConnection);
@@ -554,7 +554,7 @@ static int aep_finish(ENGINE *e)
 	return to_return;
 	}
 
-static int aep_ctrl(ENGINE *e, int cmd, long i, void *p, void (*f)())
+static int aep_ctrl(ENGINE *e, int cmd, long i, void *p, void (*f)(void))
 	{
 	int initialised = ((aep_dso == NULL) ? 0 : 1);
 	switch(cmd)

engines/e_atalla.c

@@ -78,7 +78,7 @@
 static int atalla_destroy(ENGINE *e);
 static int atalla_init(ENGINE *e);
 static int atalla_finish(ENGINE *e);
-static int atalla_ctrl(ENGINE *e, int cmd, long i, void *p, void (*f)());
+static int atalla_ctrl(ENGINE *e, int cmd, long i, void *p, void (*f)(void));
 
 /* BIGNUM stuff */
 static int atalla_mod_exp(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
@@ -406,7 +406,7 @@ static int atalla_finish(ENGINE *e)
 	return 1;
 	}
 
-static int atalla_ctrl(ENGINE *e, int cmd, long i, void *p, void (*f)())
+static int atalla_ctrl(ENGINE *e, int cmd, long i, void *p, void (*f)(void))
 	{
 	int initialised = ((atalla_dso == NULL) ? 0 : 1);
 	switch(cmd)

engines/e_cswift.c

@@ -92,7 +92,7 @@
 static int cswift_destroy(ENGINE *e);
 static int cswift_init(ENGINE *e);
 static int cswift_finish(ENGINE *e);
-static int cswift_ctrl(ENGINE *e, int cmd, long i, void *p, void (*f)());
+static int cswift_ctrl(ENGINE *e, int cmd, long i, void *p, void (*f)(void));
 
 /* BIGNUM stuff */
 static int cswift_mod_exp(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
@@ -439,7 +439,7 @@ static int cswift_finish(ENGINE *e)
 	return 1;
 	}
 
-static int cswift_ctrl(ENGINE *e, int cmd, long i, void *p, void (*f)())
+static int cswift_ctrl(ENGINE *e, int cmd, long i, void *p, void (*f)(void))
 	{
 	int initialised = ((cswift_dso == NULL) ? 0 : 1);
 	switch(cmd)

engines/e_gmp.c

@@ -97,7 +97,7 @@
 static int e_gmp_destroy(ENGINE *e);
 static int e_gmp_init(ENGINE *e);
 static int e_gmp_finish(ENGINE *e);
-static int e_gmp_ctrl(ENGINE *e, int cmd, long i, void *p, void (*f)()); 
+static int e_gmp_ctrl(ENGINE *e, int cmd, long i, void *p, void (*f)(void)); 
 
 #ifndef OPENSSL_NO_RSA
 /* RSA stuff */
@@ -230,7 +230,7 @@ static int e_gmp_finish(ENGINE *e)
 	return 1;
 	}
 
-static int e_gmp_ctrl(ENGINE *e, int cmd, long i, void *p, void (*f)())
+static int e_gmp_ctrl(ENGINE *e, int cmd, long i, void *p, void (*f)(void))
 	{
 	int to_return = 1;
 

engines/e_ncipher.c

@@ -88,7 +88,7 @@
 static int hwcrhk_destroy(ENGINE *e);
 static int hwcrhk_init(ENGINE *e);
 static int hwcrhk_finish(ENGINE *e);
-static int hwcrhk_ctrl(ENGINE *e, int cmd, long i, void *p, void (*f)()); 
+static int hwcrhk_ctrl(ENGINE *e, int cmd, long i, void *p, void (*f)(void)); 
 
 /* Functions to handle mutexes */
 static int hwcrhk_mutex_init(HWCryptoHook_Mutex*, HWCryptoHook_CallerContext*);
@@ -648,7 +648,7 @@ static int hwcrhk_finish(ENGINE *e)
 	return to_return;
 	}
 
-static int hwcrhk_ctrl(ENGINE *e, int cmd, long i, void *p, void (*f)())
+static int hwcrhk_ctrl(ENGINE *e, int cmd, long i, void *p, void (*f)(void))
 	{
 	int to_return = 1;
 

engines/e_nuron.c

@@ -156,7 +156,7 @@ static int nuron_finish(ENGINE *e)
 	return 1;
 	}
 
-static int nuron_ctrl(ENGINE *e, int cmd, long i, void *p, void (*f)())
+static int nuron_ctrl(ENGINE *e, int cmd, long i, void *p, void (*f)(void))
 	{
 	int initialised = ((pvDSOHandle == NULL) ? 0 : 1);
 	switch(cmd)

engines/e_sureware.c

@@ -69,7 +69,7 @@
 #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);
@@ -368,7 +368,7 @@ static BIO *logstream = NULL;
  * 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;
 

engines/e_ubsec.c

@@ -82,7 +82,7 @@
 static int ubsec_destroy(ENGINE *e);
 static int ubsec_init(ENGINE *e);
 static int ubsec_finish(ENGINE *e);
-static int ubsec_ctrl(ENGINE *e, int cmd, long i, void *p, void (*f)());
+static int ubsec_ctrl(ENGINE *e, int cmd, long i, void *p, void (*f)(void));
 static int ubsec_mod_exp(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
 		const BIGNUM *m, BN_CTX *ctx);
 static int ubsec_mod_exp_crt(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
@@ -518,7 +518,7 @@ static int ubsec_finish(ENGINE *e)
 	return 1;
 	}
 
-static int ubsec_ctrl(ENGINE *e, int cmd, long i, void *p, void (*f)())
+static int ubsec_ctrl(ENGINE *e, int cmd, long i, void *p, void (*f)(void))
 	{
 	int initialised = ((ubsec_dso == NULL) ? 0 : 1);
 	switch(cmd)