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#pragma once
#if defined _MSC_VER
# define OTR_GENERIC_EXPORT __declspec(dllexport)
# define OTR_GENERIC_IMPORT __declspec(dllimport)
#elif defined _WIN32 && !defined __WINE__
# define OTR_GENERIC_EXPORT __attribute__((dllexport, visibility ("default")))
# define OTR_GENERIC_IMPORT __attribute__((dllimport, visibility ("default")))
#else
# define OTR_GENERIC_EXPORT __attribute__ ((visibility ("default")))
# define OTR_GENERIC_IMPORT
#endif
#if defined __APPLE__
# define OTR_TEMPLATE_IMPORT(x) //nothing
#else
# define OTR_TEMPLATE_IMPORT(x) extern template class OTR_GENERIC_IMPORT x
#endif
#define OTR_TEMPLATE_EXPORT_(x) template class OTR_GENERIC_EXPORT x
#if defined __APPLE__
# define OTR_TEMPLATE_EXPORT(x) // nothing
#else /* does this _always_ work for binutils ELF? */
# define OTR_TEMPLATE_EXPORT(x) OTR_TEMPLATE_EXPORT_(x)
#endif
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