$ less /home/allen/vcpkg/buildtrees/openssl/config-x64-linux-release-mixed-rel-err.log
CMAKE_C_COMPILER=/usr/lib64/ccache/cc
COMPILER_ROOT=/usr/lib64/ccache
CMAKE_SYSROOT=
CMAKE_OSX_SYSROOT=
CMAKE_OSX_DEPLOYMENT_TARGET=
CMAKE_C_FLAGS=-fPIC
CMAKE_C_FLAGS_RELEASE=-O3 -DNDEBUG
CMAKE_C_FLAGS_DEBUG=-g
CMAKE_INCLUDE_SYSTEM_FLAG_C=-isystem
CMAKE_C_OSX_DEPLOYMENT_TARGET_FLAG=
ENV{ANDROID_DEV}=/usr
CMake Error at CMakeLists.txt:111 (file):
  file STRINGS file
  "/home/allen/vcpkg/buildtrees/openssl/x64-linux-release-mixed-rel/3.0.2-67d457a95e.clean/include/openssl/opensslv.h"
  cannot be read.```

indeed there in no such file.
However there is an `/home/allen/vcpkg/buildtrees/openssl/x64-linux-release-mixed-rel/3.0.2-67d457a95e.clean/include/openssl/opensslv.h.in`

worked fine when I did `vcpkg install libzip` yesterday so I think the new openssl today broke