diff --git a/.github/workflows/c-cpp.yml b/.github/workflows/c-cpp.yml
index 2bd9c96d5889..e27ec2611df8 100644
--- a/.github/workflows/c-cpp.yml
+++ b/.github/workflows/c-cpp.yml
@@ -15,80 +15,80 @@ jobs:
         # First we test all OSes in the default configuration.
         target:
           - ubuntu-20.04
-          - ubuntu-22.04
-          - macos-11
-          - macos-12
-          - macos-13
-          - windows-2019
-          - windows-2022
+#          - ubuntu-22.04
+#          - macos-11
+#          - macos-12
+#          - macos-13
+#          - windows-2019
+#          - windows-2022
         config: [default]
         # Then we include any extra configs we want to test for specific VMs.
         # Valgrind slows things down quite a bit, so start them first.
         include:
-          - { target: windows-2019, config: cygwin-release }
-          - { target: windows-2022, config: cygwin-release }
-          - { target: ubuntu-20.04, config: valgrind-1 }
-          - { target: ubuntu-20.04, config: valgrind-2 }
-          - { target: ubuntu-20.04, config: valgrind-3 }
-          - { target: ubuntu-20.04, config: valgrind-4 }
-          - { target: ubuntu-20.04, config: valgrind-5 }
-          - { target: ubuntu-20.04, config: valgrind-unit }
-          - { target: ubuntu-20.04, config: c89 }
-          - { target: ubuntu-20.04, config: clang-6.0 }
-          - { target: ubuntu-20.04, config: clang-8 }
-          - { target: ubuntu-20.04, config: clang-9 }
-          - { target: ubuntu-20.04, config: clang-10 }
-          - { target: ubuntu-20.04, config: clang-11 }
-          - { target: ubuntu-20.04, config: clang-12-Werror }
-          - { target: ubuntu-20.04, config: clang-sanitize-address }
-          - { target: ubuntu-20.04, config: clang-sanitize-undefined }
-          - { target: ubuntu-20.04, config: gcc-sanitize-address }
-          - { target: ubuntu-20.04, config: gcc-sanitize-undefined }
-          - { target: ubuntu-20.04, config: gcc-7 }
-          - { target: ubuntu-20.04, config: gcc-8 }
-          - { target: ubuntu-20.04, config: gcc-10 }
-          - { target: ubuntu-22.04, config: gcc-11-Werror }
-          - { target: ubuntu-22.04, config: gcc-12-Werror }
-          - { target: ubuntu-20.04, config: pam }
-          - { target: ubuntu-20.04, config: kitchensink }
-          - { target: ubuntu-22.04, config: hardenedmalloc }
-          - { target: ubuntu-20.04, config: tcmalloc }
-          - { target: ubuntu-20.04, config: musl }
-          - { target: ubuntu-latest, config: boringssl }
-          - { target: ubuntu-latest, config: libressl-master }
-          - { target: ubuntu-latest, config: libressl-3.2.6 }
-          - { target: ubuntu-latest, config: libressl-3.3.6 }
-          - { target: ubuntu-latest, config: libressl-3.4.3 }
-          - { target: ubuntu-latest, config: libressl-3.5.3 }
-          - { target: ubuntu-latest, config: libressl-3.6.1 }
-          - { target: ubuntu-latest, config: libressl-3.7.2 }
-          - { target: ubuntu-latest, config: libressl-3.8.2 }
-          - { target: ubuntu-latest, config: openssl-master }
-          - { target: ubuntu-latest, config: openssl-noec }
-          - { target: ubuntu-latest, config: openssl-1.1.1 }
-          - { target: ubuntu-latest, config: openssl-1.1.1t }
-          - { target: ubuntu-latest, config: openssl-1.1.1w }
-          - { target: ubuntu-latest, config: openssl-3.0.0 }
-          - { target: ubuntu-latest, config: openssl-3.0.12 }
-          - { target: ubuntu-latest, config: openssl-3.1.0 }
-          - { target: ubuntu-latest, config: openssl-3.1.4 }
-          - { target: ubuntu-latest, config: openssl-3.2.0 }
-          - { target: ubuntu-latest, config: openssl-1.1.1_stable }
-          - { target: ubuntu-latest, config: openssl-3.0 }  # stable branch
-          - { target: ubuntu-latest, config: openssl-3.2 }  # stable branch
-          - { target: ubuntu-latest, config: zlib-develop }
+#          - { target: windows-2019, config: cygwin-release }
+#          - { target: windows-2022, config: cygwin-release }
+#          - { target: ubuntu-20.04, config: valgrind-1 }
+#          - { target: ubuntu-20.04, config: valgrind-2 }
+#          - { target: ubuntu-20.04, config: valgrind-3 }
+#          - { target: ubuntu-20.04, config: valgrind-4 }
+#          - { target: ubuntu-20.04, config: valgrind-5 }
+#          - { target: ubuntu-20.04, config: valgrind-unit }
+#          - { target: ubuntu-20.04, config: c89 }
+#          - { target: ubuntu-20.04, config: clang-6.0 }
+#          - { target: ubuntu-20.04, config: clang-8 }
+#          - { target: ubuntu-20.04, config: clang-9 }
+#          - { target: ubuntu-20.04, config: clang-10 }
+#          - { target: ubuntu-20.04, config: clang-11 }
+#          - { target: ubuntu-20.04, config: clang-12-Werror }
+#          - { target: ubuntu-20.04, config: clang-sanitize-address }
+#          - { target: ubuntu-20.04, config: clang-sanitize-undefined }
+#          - { target: ubuntu-20.04, config: gcc-sanitize-address }
+#          - { target: ubuntu-20.04, config: gcc-sanitize-undefined }
+#          - { target: ubuntu-20.04, config: gcc-7 }
+#          - { target: ubuntu-20.04, config: gcc-8 }
+#          - { target: ubuntu-20.04, config: gcc-10 }
+#          - { target: ubuntu-22.04, config: gcc-11-Werror }
+#          - { target: ubuntu-22.04, config: gcc-12-Werror }
+#          - { target: ubuntu-20.04, config: pam }
+#          - { target: ubuntu-20.04, config: kitchensink }
+#          - { target: ubuntu-22.04, config: hardenedmalloc }
+#          - { target: ubuntu-20.04, config: tcmalloc }
+#          - { target: ubuntu-20.04, config: musl }
+#          - { target: ubuntu-latest, config: boringssl }
+#          - { target: ubuntu-latest, config: libressl-master }
+#          - { target: ubuntu-latest, config: libressl-3.2.6 }
+#          - { target: ubuntu-latest, config: libressl-3.3.6 }
+#          - { target: ubuntu-latest, config: libressl-3.4.3 }
+#          - { target: ubuntu-latest, config: libressl-3.5.3 }
+#          - { target: ubuntu-latest, config: libressl-3.6.1 }
+#          - { target: ubuntu-latest, config: libressl-3.7.2 }
+#          - { target: ubuntu-latest, config: libressl-3.8.2 }
+#          - { target: ubuntu-latest, config: openssl-master }
+#          - { target: ubuntu-latest, config: openssl-noec }
+#          - { target: ubuntu-latest, config: openssl-1.1.1 }
+#          - { target: ubuntu-latest, config: openssl-1.1.1t }
+#          - { target: ubuntu-latest, config: openssl-1.1.1w }
+#          - { target: ubuntu-latest, config: openssl-3.0.0 }
+#          - { target: ubuntu-latest, config: openssl-3.0.12 }
+#          - { target: ubuntu-latest, config: openssl-3.1.0 }
+#          - { target: ubuntu-latest, config: openssl-3.1.4 }
+#          - { target: ubuntu-latest, config: openssl-3.2.0 }
+#          - { target: ubuntu-latest, config: openssl-1.1.1_stable }
+#          - { target: ubuntu-latest, config: openssl-3.0 }  # stable branch
+#          - { target: ubuntu-latest, config: openssl-3.2 }  # stable branch
+#          - { target: ubuntu-latest, config: zlib-develop }
           - { target: ubuntu-latest, config: putty-snapshot }
-          - { target: ubuntu-22.04, config: pam }
-          - { target: ubuntu-22.04, config: krb5 }
-          - { target: ubuntu-22.04, config: heimdal }
-          - { target: ubuntu-22.04, config: libedit }
-          - { target: ubuntu-22.04, config: sk }
-          - { target: ubuntu-22.04, config: selinux }
-          - { target: ubuntu-22.04, config: kitchensink }
-          - { target: ubuntu-22.04, config: without-openssl }
-          - { target: macos-11, config: pam }
-          - { target: macos-12, config: pam }
-          - { target: macos-13, config: pam }
+#          - { target: ubuntu-22.04, config: pam }
+#          - { target: ubuntu-22.04, config: krb5 }
+#          - { target: ubuntu-22.04, config: heimdal }
+#          - { target: ubuntu-22.04, config: libedit }
+#          - { target: ubuntu-22.04, config: sk }
+#          - { target: ubuntu-22.04, config: selinux }
+#          - { target: ubuntu-22.04, config: kitchensink }
+#          - { target: ubuntu-22.04, config: without-openssl }
+#          - { target: macos-11, config: pam }
+#          - { target: macos-12, config: pam }
+#          - { target: macos-13, config: pam }
     runs-on: ${{ matrix.target }}
     steps:
     - name: set cygwin git params