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include(CheckIncludeFile)
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include(CheckIncludeFiles)
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include(CheckSymbolExists)
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include(CheckFunctionExists)
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include(CheckLibraryExists)
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include(CheckCSourceCompiles)
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include(CheckIncludeFileCXX)
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include(CheckCXXSourceCompiles)
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#check_include_file(dlfcn.h HAVE_DLFCN_H)
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check_include_file(GL/gl.h HAVE_GL_GL_H)
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#check_include_file(iomanip.h HAVE_IOMANIP_H)
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#check_include_file(limits.h HAVE_LIMITS_H)
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#check_include_file(values.h HAVE_VALUES_H)
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#check_include_file(float.h HAVE_FLOAT_H)
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#check_include_file(inttypes.h HAVE_INTTYPES_H)
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#check_include_file(libc.h HAVE_LIBC_H)
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#check_include_file(memory.h HAVE_MEMORY_H)
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#check_include_file(stdint.h HAVE_STDINT_H)
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#check_include_file(stdlib.h HAVE_STDLIB_H)
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#check_include_file(unistd.h HAVE_UNISTD_H)
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#check_include_file(strings.h HAVE_STRINGS_H)
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#check_include_file(string.h HAVE_STRING_H)
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#check_include_file(bstring.h HAVE_BSTRING_H)
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#check_include_file(siginfo.h HAVE_SIGINFO_H)
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#check_include_file(bits/sigset.h HAVE_BITS_SIGSET_H)
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#check_include_file(sys/dir.h HAVE_SYS_DIR_H)
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#check_include_file(sys/filio.h HAVE_SYS_FILIO_H)
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#check_include_file(sys/mman.h HAVE_SYS_MMAN_H)
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#check_include_file(sys/select.h HAVE_SYS_SELECT_H)
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#check_include_file(sys/stat.h HAVE_SYS_STAT_H)
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#check_include_file(sys/types.h HAVE_SYS_TYPES_H)
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check_include_file_cxx(istream HAVE_ISTREAM)
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check_include_file_cxx(ostream HAVE_OSTREAM)
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check_include_file_cxx(fstream HAVE_FSTREAM)
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check_include_file_cxx(sstream HAVE_SSTREAM)
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check_include_file_cxx(ios HAVE_IOS)
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check_include_file_cxx(iostream HAVE_IOSTREAM)
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check_include_file_cxx(iomanip HAVE_IOMANIP)
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include(TestForANSIStreamHeaders)
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IF(NOT CMAKE_NO_ANSI_STREAM_HEADERS)
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SET(HAVE_STD_IOSTREAM 1)
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SET(USE_STD_IOSTREAM 1)
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ENDIF(NOT CMAKE_NO_ANSI_STREAM_HEADERS)
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include(TestForSTDNamespace)
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IF(NOT CMAKE_NO_ANSI_STRING_STREAM)
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SET(HAVE_NAMESPACES 1)
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ENDIF(NOT CMAKE_NO_ANSI_STRING_STREAM)
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SET(HAVE_QGLFORMAT_EQ_OP 1)
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SET(HAVE_QGLFORMAT_SETOVERLAY 1)
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SET(HAVE_QGLWIDGET_SETAUTOBUFFERSWAP 1)
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SET(HAVE_QT_KEYPAD_DEFINE 1)
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SET(HAVE_QWIDGET_SHOWFULLSCREEN 1)