--- /dev/null
+--- a/deps/neverbleed/neverbleed.c
++++ b/deps/neverbleed/neverbleed.c
+@@ -36,6 +36,7 @@
+ #include <sys/types.h>
+ #include <sys/uio.h>
+ #include <unistd.h>
++#include <openssl/engine.h>
+ #include <openssl/rand.h>
+ #include <openssl/ssl.h>
+ #include <openssl/rsa.h>
+--- a/deps/picotls/lib/openssl.c
++++ b/deps/picotls/lib/openssl.c
+@@ -36,6 +36,7 @@
+ #include <openssl/evp.h>
+ #include <openssl/objects.h>
+ #include <openssl/rand.h>
++#include <openssl/rsa.h>
+ #include <openssl/x509.h>
+ #include <openssl/x509v3.h>
+ #include <openssl/x509_vfy.h>
+@@ -941,7 +942,7 @@ int ptls_openssl_encrypt_ticket(ptls_buffer_t *buf, ptls_iovec_t src,
+
+ Exit:
+ if (cctx != NULL)
+- EVP_CIPHER_CTX_cleanup(cctx);
++ EVP_CIPHER_CTX_reset(cctx);
+ if (hctx != NULL)
+ HMAC_CTX_free(hctx);
+ return ret;
+@@ -1011,7 +1012,7 @@ int ptls_openssl_decrypt_ticket(ptls_buffer_t *buf, ptls_iovec_t src,
+
+ Exit:
+ if (cctx != NULL)
+- EVP_CIPHER_CTX_cleanup(cctx);
++ EVP_CIPHER_CTX_reset(cctx);
+ if (hctx != NULL)
+ HMAC_CTX_free(hctx);
+ return ret;
+--- a/src/main.c
++++ b/src/main.c
+@@ -45,6 +45,7 @@
+ #include <sys/types.h>
+ #include <sys/un.h>
+ #include <sys/wait.h>
++#include <openssl/dh.h>
+ #include <openssl/crypto.h>
+ #include <openssl/err.h>
+ #include <openssl/ssl.h>
+@@ -1825,7 +1826,7 @@ static h2o_iovec_t on_extra_status(void *unused, h2o_globalconf_t *_conf, h2o_re
+ " \"listeners\": %zu,\n"
+ " \"worker-threads\": %zu,\n"
+ " \"num-sessions\": %lu",
+- SSLeay_version(SSLEAY_VERSION), current_time, restart_time, (uint64_t)(now - conf.launch_time), generation,
++ OpenSSL_version(OPENSSL_VERSION), current_time, restart_time, (uint64_t)(now - conf.launch_time), generation,
+ num_connections(0), conf.max_connections, conf.num_listeners, conf.num_threads, num_sessions(0));
+ assert(ret.len < BUFSIZE);
+
+@@ -2006,7 +2007,7 @@ int main(int argc, char **argv)
+ break;
+ case 'v':
+ printf("h2o version " H2O_VERSION "\n");
+- printf("OpenSSL: %s\n", SSLeay_version(SSLEAY_VERSION));
++ printf("OpenSSL: %s\n", OpenSSL_version(OPENSSL_VERSION));
+ #if H2O_USE_MRUBY
+ printf(
+ "mruby: YES\n"); /* TODO determine the way to obtain the version of mruby (that is being linked dynamically) */
+--- a/src/ssl.c
++++ b/src/ssl.c
+@@ -911,6 +911,7 @@ void ssl_setup_session_resumption(SSL_CTX **contexts, size_t num_contexts)
+ #endif
+ }
+
++#if OPENSSL_VERSION_NUMBER < 0x1010000fL && !defined(LIBRESSL_VERSION_NUMBER)
+ static pthread_mutex_t *mutexes;
+
+ static void lock_callback(int mode, int n, const char *file, int line)
+@@ -937,9 +938,11 @@ static int add_lock_callback(int *num, int amount, int type, const char *file, i
+
+ return __sync_add_and_fetch(num, amount);
+ }
++#endif
+
+ void init_openssl(void)
+ {
++#if OPENSSL_VERSION_NUMBER < 0x1010000fL && !defined(LIBRESSL_VERSION_NUMBER)
+ int nlocks = CRYPTO_num_locks(), i;
+ mutexes = h2o_mem_alloc(sizeof(*mutexes) * nlocks);
+ for (i = 0; i != nlocks; ++i)
+@@ -953,6 +956,7 @@ void init_openssl(void)
+ SSL_load_error_strings();
+ SSL_library_init();
+ OpenSSL_add_all_algorithms();
++#endif
+
+ cache_init_defaults();
+ #if H2O_USE_SESSION_TICKETS