On z/OS, dlopen is guarded by _XOPEN_SOURCE=600 so define it when checking for the symbol.
See docs/CMake.html for instructions on how to build LLVM with CMake.
On z/OS, dlopen is guarded by _XOPEN_SOURCE=600 so define it when checking for the symbol.
See docs/CMake.html for instructions on how to build LLVM with CMake.