hello everyone! sorry my english is poor. i working at the mingw, i make the osg, find below some error, can you tell me why and how to do? thanks! [EMAIL PROTECTED] /f/OpenSceneGraph/OpenSceneGraph-2.2.0/OpenSceneGraph/build_msys $ make Scanning dependencies of target OpenThreads [ 0%] Building CXX object src/OpenThreads/win32/CMakeFiles/OpenThreads.dir/WIN32Condition.obj In file included from f:/OpenSceneGraph/OpenSceneGraph-2.2.0/OpenSceneGraph/src/OpenThreads/win32/Win32ConditionPrivateData.h:29, from f:/OpenSceneGraph/OpenSceneGraph-2.2.0/OpenSceneGraph/src/OpenThreads/win32/WIN32Condition.cpp:20: f:/OpenSceneGraph/OpenSceneGraph-2.2.0/OpenSceneGraph/src/OpenThreads/win32/Win32ThreadPrivateData.h:22:1: warning: "_WIN32_WINNT" redefined In file included from f:\mingw\build\bin\../lib/gcc/i386-pc-mingw32/4.3.0/../../../../include/windows.h:48, from f:/OpenSceneGraph/OpenSceneGraph-2.2.0/OpenSceneGraph/src/OpenThreads/win32/Win32ConditionPrivateData.h:24, from f:/OpenSceneGraph/OpenSceneGraph-2.2.0/OpenSceneGraph/src/OpenThreads/win32/WIN32Condition.cpp:20: f:\mingw\build\bin\../lib/gcc/i386-pc-mingw32/4.3.0/../../../../include/windef.h:20:1: warning: this is the location of the previous definition [ 0%] Building CXX object src/OpenThreads/win32/CMakeFiles/OpenThreads.dir/Win32Mutex.obj [ 0%] Building CXX object src/OpenThreads/win32/CMakeFiles/OpenThreads.dir/Win32Thread.obj f:/OpenSceneGraph/OpenSceneGraph-2.2.0/OpenSceneGraph/src/OpenThreads/win32/Win32Thread.cpp: In static member function 'static int OpenThreads::ThreadPrivateActions::SetThreadSchedulingParams(OpenThreads::Thread*)': f:/OpenSceneGraph/OpenSceneGraph-2.2.0/OpenSceneGraph/src/OpenThreads/win32/Win32Thread.cpp:196: error: 'getenv' was not declared in this scope make[2]: *** [src/OpenThreads/win32/CMakeFiles/OpenThreads.dir/Win32Thread.obj] Error 1 make[1]: *** [src/OpenThreads/win32/CMakeFiles/OpenThreads.dir/all] Error 2 make: *** [all] Error 2
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