46 # if defined(PTEX_PLATFORM_WINDOWS)
47 # if defined(PTEX_EXPORTS)
48 # define PTEXAPI __declspec(dllexport)
50 # define PTEXAPI __declspec(dllimport)
52 # elif defined(PTEX_COMPILER_CLANG) || defined(PTEX_COMPILER_GCC) \
53 || defined(PTEX_COMPILER_ICC)
54 # if defined(PTEX_EXPORTS)
55 # define PTEXAPI __attribute__((visibility("default")))