text: #pragma once
  
  #ifdef _MSC_VER
      #ifdef _LibuvTcpAPI
          #define LibuvTcpAPI _declspec(dllimport)
      #else
          #define LibuvTcpAPI _declspec(dllexport)
      #endif
  #else
      #if defined(__GNUC__) && __GNUC__ >= 4
          #define LibuvTcpAPI __attribute__ ((visibility("default")))
      #else
          #define LibuvTcpAPI
      #endif
  #endif
  
  #if defined(STATIC_LIB)
      #undef LibuvTcpAPI
      #define LibuvTcpAPI 
  #endif