sk_X509_new_null 2112 ext/openssl/openssl.c 	if(!(stack = sk_X509_new_null())) {
sk_X509_new_null 2357 ext/openssl/openssl.c 	sk = sk_X509_new_null();
sk_X509_new_null 4230 ext/openssl/openssl.c 	recipcerts = sk_X509_new_null();