diff '--color=auto' -urN cpp-httplib-0.16.2.orig/httplib.h cpp-httplib-0.16.2/httplib.h
--- cpp-httplib-0.16.2.orig/httplib.h	2024-08-09 19:05:55.831889663 +0200
+++ cpp-httplib-0.16.2/httplib.h	2024-08-09 19:08:48.730886021 +0200
@@ -274,7 +274,7 @@
 #error Please use OpenSSL or a current version of BoringSSL
 #endif
 #define SSL_get1_peer_certificate SSL_get_peer_certificate
-#elif OPENSSL_VERSION_NUMBER < 0x30000000L
+#elif OPENSSL_VERSION_NUMBER < 0x30000000L && !defined(LIBRESSL_VERSION_NUMBER)
 #error Sorry, OpenSSL versions prior to 3.0.0 are not supported
 #endif
 
@@ -732,7 +732,7 @@
         fn();
       }
 
-#if defined(CPPHTTPLIB_OPENSSL_SUPPORT) && !defined(OPENSSL_IS_BORINGSSL)
+#if defined(CPPHTTPLIB_OPENSSL_SUPPORT) && !defined(OPENSSL_IS_BORINGSSL) && !defined(LIBRESSL_VERSION_NUMBER)
       OPENSSL_thread_stop();
 #endif
     }
@@ -9108,7 +9108,7 @@
             return false;
           }
 
-          auto server_cert = SSL_get1_peer_certificate(ssl2);
+          auto server_cert = SSL_get_peer_certificate(ssl2);
 
           if (server_cert == nullptr) {
             error = Error::SSLServerVerification;