=> "/opt/pkg/bin/bmake" ["-C", "/Volumes/data/jenkins/workspace/pkgsrc-macos-trunk-arm64/databases/repmgr", "checksum", "BATCH=1", "DEPENDS_TARGET=/nonexistent", "PGSQL_VERSION_REQD=15"]
flex: error: unable to read SDK settings for '/'
flex: warning: unable to determine the version of the host OS
ERROR: [can-be-built-here.mk] This package has PKG_FAIL_REASON set:
ERROR: Unable to find macOS SDK at /Applications/Xcode-15.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX14.5.sdk
ERROR: Check MACOSX_DEPLOYMENT_TARGET points to a valid SDK
ERROR: postgresql15-repmgr-5.5.0nb6 requires a working dlopen().
*** Error code 1

Stop.
bmake: stopped making "checksum" in /Volumes/data/jenkins/workspace/pkgsrc-macos-trunk-arm64/databases/repmgr