Build against OpenSSL 3.0 in OpenSSL 1.1.0 compatibility mode

diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index b72e88b14b12e8c9b9f48c0dfcf852835ded71a0..0ccfdd194baaf0c674c590c1e0f238d2fb91a33f 100644 (file)
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -789,7 +789,7 @@ scan-build:
 gcc:sid:amd64:
   variables:
     CC: gcc
-    CFLAGS: "${CFLAGS_COMMON} -O3"
+    CFLAGS: "${CFLAGS_COMMON} -O3 -DOPENSSL_API_COMPAT=10100"
     # For the jemalloc ./configure option, see https://gitlab.isc.org/isc-projects/bind9/-/issues/3444
     EXTRA_CONFIGURE: "--with-libidn2 --without-lmdb --without-jemalloc ${WITH_READLINE}"
     RUN_MAKE_INSTALL: 1