Fix warnings.

Configure

@@ -170,7 +170,7 @@ my %table=(
 "debug-ben-openbsd","gcc:-DBN_DEBUG -DREF_CHECK -DCONF_DEBUG -DBN_CTX_DEBUG -DCRYPTO_MDEBUG -DPEDANTIC -DDEBUG_SAFESTACK -DOPENSSL_OPENBSD_DEV_CRYPTO -DOPENSSL_NO_ASM -O2 -pedantic -Wall -Wshadow -Werror -pipe::(unknown)::::",
 "debug-ben-openbsd-debug","gcc:-DBN_DEBUG -DREF_CHECK -DCONF_DEBUG -DBN_CTX_DEBUG -DCRYPTO_MDEBUG -DPEDANTIC -DDEBUG_SAFESTACK -DOPENSSL_OPENBSD_DEV_CRYPTO -DOPENSSL_NO_ASM -g3 -O2 -pedantic -Wall -Wshadow -Werror -pipe::(unknown)::::",
 "debug-ben-debug",	"gcc44:$gcc_devteam_warn -DBN_DEBUG -DCONF_DEBUG -DDEBUG_SAFESTACK -DDEBUG_UNUSED -g3 -O2 -pipe::(unknown)::::::",
-"debug-ben-macos",	"cc:$gcc_devteam_warn -DBN_DEBUG -DCONF_DEBUG -DDEBUG_SAFESTACK -DDEBUG_UNUSED -DOPENSSL_THREADS -D_REENTRANT -DDSO_DLFCN -DHAVE_DLFCN_H -arch i386 -O3 -DL_ENDIAN -g3 -pipe::(unknown)::::::",
+"debug-ben-macos",	"cc:$gcc_devteam_warn -arch i386 -DBN_DEBUG -DCONF_DEBUG -DDEBUG_SAFESTACK -DDEBUG_UNUSED -DOPENSSL_THREADS -D_REENTRANT -DDSO_DLFCN -DHAVE_DLFCN_H -O3 -DL_ENDIAN -g3 -pipe::(unknown)::-Wl,-search_paths_first::::",
 "debug-ben-macos-gcc46",	"gcc-mp-4.6:$gcc_devteam_warn -Wconversion -DBN_DEBUG -DCONF_DEBUG -DDEBUG_SAFESTACK -DDEBUG_UNUSED -DOPENSSL_THREADS -D_REENTRANT -DDSO_DLFCN -DHAVE_DLFCN_H -O3 -DL_ENDIAN -g3 -pipe::(unknown)::::::",
 "debug-ben-no-opt",	"gcc: -Wall -Wmissing-prototypes -Wstrict-prototypes -Wmissing-declarations -DDEBUG_SAFESTACK -DCRYPTO_MDEBUG -Werror -DL_ENDIAN -DTERMIOS -Wall -g3::(unknown)::::::",
 "debug-ben-strict",	"gcc:-DBN_DEBUG -DREF_CHECK -DCONF_DEBUG -DBN_CTX_DEBUG -DCRYPTO_MDEBUG -DCONST_STRICT -O2 -Wall -Wshadow -Werror -Wpointer-arith -Wcast-qual -Wwrite-strings -pipe::(unknown)::::::",

apps/s_socket.c

@@ -238,11 +238,10 @@ int init_client(int *sock, char *host, int port, int type)
 	{
 	unsigned char ip[4];
 
+	memset(ip, '\0', sizeof ip);
 	if (!host_ip(host,&(ip[0])))
-		{
-		return(0);
-		}
-	return(init_client_ip(sock,ip,port,type));
+		return 0;
+	return init_client_ip(sock,ip,port,type);
 	}
 
 static int init_client_ip(int *sock, unsigned char ip[4], int port, int type)

crypto/bn/bn_gf2m.c

@@ -522,7 +522,7 @@ err:
  */
 int BN_GF2m_mod_inv(BIGNUM *r, const BIGNUM *a, const BIGNUM *p, BN_CTX *ctx)
 	{
-	BIGNUM *b, *c, *u, *v, *tmp;
+	BIGNUM *b, *c = NULL, *u = NULL, *v = NULL, *tmp;
 	int ret = 0;
 
 	bn_check_top(a);

crypto/evp/p5_crpt2.c

@@ -235,7 +235,7 @@ int PKCS5_v2_PBKDF2_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
 	const unsigned char *pbuf;
 	int saltlen, iter, plen;
 	int rv = 0;
-	unsigned int keylen;
+	unsigned int keylen = 0;
 	int prf_nid, hmac_md_nid;
 	PBKDF2PARAM *kdf = NULL;
 	const EVP_MD *prfmd;

ssl/t1_enc.c

@@ -1124,7 +1124,7 @@ int tls1_export_keying_material(SSL *s, unsigned char *out, unsigned int olen,
          unsigned int contextlen, int use_context)
 	{
 	unsigned char *buff;
-	unsigned char *val;
+	unsigned char *val = NULL;
 	unsigned int vallen, currentvalpos, rv;
 
 #ifdef KSSL_DEBUG