root@kali:~/Tools/vnc/vnc-4_1_1-unixsrc/unix# make
make[1]: Entering directory '/root/Tools/vnc/vnc-4_1_1-unixsrc/common'
make[2]: Entering directory '/root/Tools/vnc/vnc-4_1_1-unixsrc/common/zlib'
make[2]: Nothing to be done for 'all'.
make[2]: Leaving directory '/root/Tools/vnc/vnc-4_1_1-unixsrc/common/zlib'
make[2]: Entering directory '/root/Tools/vnc/vnc-4_1_1-unixsrc/common/rdr'
make[2]: Leaving directory '/root/Tools/vnc/vnc-4_1_1-unixsrc/common/rdr'
make[2]: Entering directory '/root/Tools/vnc/vnc-4_1_1-unixsrc/common/network'
c++  -DX_DISPLAY_MISSING=1  -I.. -DVNC_SOCKLEN_T=socklen_t -O2 -Wall -c TcpSocket.cxx
rm -f libnetwork.a
ar cq libnetwork.a TcpSocket.o
ranlib libnetwork.a
make[2]: Leaving directory '/root/Tools/vnc/vnc-4_1_1-unixsrc/common/network'
make[2]: Entering directory '/root/Tools/vnc/vnc-4_1_1-unixsrc/common/Xregion'
gcc  -DX_DISPLAY_MISSING=1   -O2 -Wall  -c Region.c
rm -f libXregion.a
ar cq libXregion.a Region.o
ranlib libXregion.a
make[2]: Leaving directory '/root/Tools/vnc/vnc-4_1_1-unixsrc/common/Xregion'
make[2]: Entering directory '/root/Tools/vnc/vnc-4_1_1-unixsrc/common/rfb'
gcc  -DX_DISPLAY_MISSING=1  -I.. -DHAVE_VSNPRINTF -O2 -Wall  -c d3des.c
c++  -DX_DISPLAY_MISSING=1  -I.. -DHAVE_VSNPRINTF -O2 -Wall -c Blacklist.cxx
c++  -DX_DISPLAY_MISSING=1  -I.. -DHAVE_VSNPRINTF -O2 -Wall -c CConnection.cxx
c++  -DX_DISPLAY_MISSING=1  -I.. -DHAVE_VSNPRINTF -O2 -Wall -c CMsgHandler.cxx
c++  -DX_DISPLAY_MISSING=1  -I.. -DHAVE_VSNPRINTF -O2 -Wall -c CMsgReader.cxx
c++  -DX_DISPLAY_MISSING=1  -I.. -DHAVE_VSNPRINTF -O2 -Wall -c CMsgReaderV3.cxx
c++  -DX_DISPLAY_MISSING=1  -I.. -DHAVE_VSNPRINTF -O2 -Wall -c CMsgWriter.cxx
c++  -DX_DISPLAY_MISSING=1  -I.. -DHAVE_VSNPRINTF -O2 -Wall -c CMsgWriterV3.cxx
c++  -DX_DISPLAY_MISSING=1  -I.. -DHAVE_VSNPRINTF -O2 -Wall -c CSecurityVncAuth.cxx
c++  -DX_DISPLAY_MISSING=1  -I.. -DHAVE_VSNPRINTF -O2 -Wall -c ComparingUpdateTracker.cxx
c++  -DX_DISPLAY_MISSING=1  -I.. -DHAVE_VSNPRINTF -O2 -Wall -c Configuration.cxx
c++  -DX_DISPLAY_MISSING=1  -I.. -DHAVE_VSNPRINTF -O2 -Wall -c ConnParams.cxx
c++  -DX_DISPLAY_MISSING=1  -I.. -DHAVE_VSNPRINTF -O2 -Wall -c Cursor.cxx
c++  -DX_DISPLAY_MISSING=1  -I.. -DHAVE_VSNPRINTF -O2 -Wall -c Decoder.cxx
c++  -DX_DISPLAY_MISSING=1  -I.. -DHAVE_VSNPRINTF -O2 -Wall -c Encoder.cxx
c++  -DX_DISPLAY_MISSING=1  -I.. -DHAVE_VSNPRINTF -O2 -Wall -c HTTPServer.cxx
c++  -DX_DISPLAY_MISSING=1  -I.. -DHAVE_VSNPRINTF -O2 -Wall -c HextileDecoder.cxx
c++  -DX_DISPLAY_MISSING=1  -I.. -DHAVE_VSNPRINTF -O2 -Wall -c HextileEncoder.cxx
c++  -DX_DISPLAY_MISSING=1  -I.. -DHAVE_VSNPRINTF -O2 -Wall -c KeyRemapper.cxx
c++  -DX_DISPLAY_MISSING=1  -I.. -DHAVE_VSNPRINTF -O2 -Wall -c LogWriter.cxx
c++  -DX_DISPLAY_MISSING=1  -I.. -DHAVE_VSNPRINTF -O2 -Wall -c Logger.cxx
c++  -DX_DISPLAY_MISSING=1  -I.. -DHAVE_VSNPRINTF -O2 -Wall -c Logger_file.cxx
c++  -DX_DISPLAY_MISSING=1  -I.. -DHAVE_VSNPRINTF -O2 -Wall -c Logger_stdio.cxx
c++  -DX_DISPLAY_MISSING=1  -I.. -DHAVE_VSNPRINTF -O2 -Wall -c Password.cxx
c++  -DX_DISPLAY_MISSING=1  -I.. -DHAVE_VSNPRINTF -O2 -Wall -c PixelBuffer.cxx
PixelBuffer.cxx: In destructor ‘virtual rfb::ManagedPixelBuffer::~ManagedPixelBuffer()’:
PixelBuffer.cxx:272:42: warning: deleting object of abstract class type ‘rfb::ColourMap’ which has non-virtual destructor will cause undefined behavior [-Wdelete-non-virtual-dtor]
   if (colourmap && own_colourmap) delete colourmap;
                                          ^~~~~~~~~
PixelBuffer.cxx: In member function ‘virtual void rfb::ManagedPixelBuffer::setColourMap(rfb::ColourMap*, bool)’:
PixelBuffer.cxx:288:42: warning: deleting object of abstract class type ‘rfb::ColourMap’ which has non-virtual destructor will cause undefined behavior [-Wdelete-non-virtual-dtor]
   if (colourmap && own_colourmap) delete colourmap;
                                          ^~~~~~~~~
c++  -DX_DISPLAY_MISSING=1  -I.. -DHAVE_VSNPRINTF -O2 -Wall -c PixelFormat.cxx
c++  -DX_DISPLAY_MISSING=1  -I.. -DHAVE_VSNPRINTF -O2 -Wall -c RREEncoder.cxx
c++  -DX_DISPLAY_MISSING=1  -I.. -DHAVE_VSNPRINTF -O2 -Wall -c RREDecoder.cxx
c++  -DX_DISPLAY_MISSING=1  -I.. -DHAVE_VSNPRINTF -O2 -Wall -c RawDecoder.cxx
c++  -DX_DISPLAY_MISSING=1  -I.. -DHAVE_VSNPRINTF -O2 -Wall -c RawEncoder.cxx
c++  -DX_DISPLAY_MISSING=1  -I.. -DHAVE_VSNPRINTF -O2 -Wall -c Region.cxx
c++  -DX_DISPLAY_MISSING=1  -I.. -DHAVE_VSNPRINTF -O2 -Wall -c SConnection.cxx
c++  -DX_DISPLAY_MISSING=1  -I.. -DHAVE_VSNPRINTF -O2 -Wall -c SMsgHandler.cxx
c++  -DX_DISPLAY_MISSING=1  -I.. -DHAVE_VSNPRINTF -O2 -Wall -c SMsgReader.cxx
c++  -DX_DISPLAY_MISSING=1  -I.. -DHAVE_VSNPRINTF -O2 -Wall -c SMsgReaderV3.cxx
c++  -DX_DISPLAY_MISSING=1  -I.. -DHAVE_VSNPRINTF -O2 -Wall -c SMsgWriter.cxx
c++  -DX_DISPLAY_MISSING=1  -I.. -DHAVE_VSNPRINTF -O2 -Wall -c SMsgWriterV3.cxx
c++  -DX_DISPLAY_MISSING=1  -I.. -DHAVE_VSNPRINTF -O2 -Wall -c ServerCore.cxx
c++  -DX_DISPLAY_MISSING=1  -I.. -DHAVE_VSNPRINTF -O2 -Wall -c SSecurityFactoryStandard.cxx
c++  -DX_DISPLAY_MISSING=1  -I.. -DHAVE_VSNPRINTF -O2 -Wall -c SSecurityVncAuth.cxx
c++  -DX_DISPLAY_MISSING=1  -I.. -DHAVE_VSNPRINTF -O2 -Wall -c Timer.cxx
c++  -DX_DISPLAY_MISSING=1  -I.. -DHAVE_VSNPRINTF -O2 -Wall -c TransImageGetter.cxx
c++  -DX_DISPLAY_MISSING=1  -I.. -DHAVE_VSNPRINTF -O2 -Wall -c UpdateTracker.cxx
c++  -DX_DISPLAY_MISSING=1  -I.. -DHAVE_VSNPRINTF -O2 -Wall -c VNCSConnectionST.cxx
c++  -DX_DISPLAY_MISSING=1  -I.. -DHAVE_VSNPRINTF -O2 -Wall -c VNCServerST.cxx
c++  -DX_DISPLAY_MISSING=1  -I.. -DHAVE_VSNPRINTF -O2 -Wall -c ZRLEEncoder.cxx
c++  -DX_DISPLAY_MISSING=1  -I.. -DHAVE_VSNPRINTF -O2 -Wall -c ZRLEDecoder.cxx
c++  -DX_DISPLAY_MISSING=1  -I.. -DHAVE_VSNPRINTF -O2 -Wall -c encodings.cxx
c++  -DX_DISPLAY_MISSING=1  -I.. -DHAVE_VSNPRINTF -O2 -Wall -c secTypes.cxx
c++  -DX_DISPLAY_MISSING=1  -I.. -DHAVE_VSNPRINTF -O2 -Wall -c util.cxx
rm -f librfb.a
ar cq librfb.a d3des.o Blacklist.o CConnection.o CMsgHandler.o CMsgReader.o CMsgReaderV3.o CMsgWriter.o CMsgWriterV3.o CSecurityVncAuth.o ComparingUpdateTracker.o Configuration.o ConnParams.o Cursor.o Decoder.o Encoder.o HTTPServer.o HextileDecoder.o HextileEncoder.o KeyRemapper.o LogWriter.o Logger.o Logger_file.o Logger_stdio.o Password.o PixelBuffer.o PixelFormat.o RREEncoder.o RREDecoder.o RawDecoder.o RawEncoder.o Region.o SConnection.o SMsgHandler.o SMsgReader.o SMsgReaderV3.o SMsgWriter.o SMsgWriterV3.o ServerCore.o SSecurityFactoryStandard.o SSecurityVncAuth.o Timer.o TransImageGetter.o UpdateTracker.o VNCSConnectionST.o VNCServerST.o ZRLEEncoder.o ZRLEDecoder.o encodings.o secTypes.o util.o
ranlib librfb.a
make[2]: Leaving directory '/root/Tools/vnc/vnc-4_1_1-unixsrc/common/rfb'
make[1]: Leaving directory '/root/Tools/vnc/vnc-4_1_1-unixsrc/common'
make[1]: Entering directory '/root/Tools/vnc/vnc-4_1_1-unixsrc/unix/tx'
c++  -DX_DISPLAY_MISSING=1  -I../../common   -O2 -Wall -c TXWindow.cxx
TXWindow.cxx: In static member function ‘static void TXWindow::init(Display*, const char*)’:
TXWindow.cxx:93:76: error: narrowing conversion of ‘128’ from ‘int’ to ‘char’ inside { } [-Wnarrowing]
   static char tickBits[] = { 0x80, 0xc0, 0xe2, 0x76, 0x3e, 0x1c, 0x08, 0x00};
                                                                            ^
TXWindow.cxx:93:76: error: narrowing conversion of ‘192’ from ‘int’ to ‘char’ inside { } [-Wnarrowing]
TXWindow.cxx:93:76: error: narrowing conversion of ‘226’ from ‘int’ to ‘char’ inside { } [-Wnarrowing]
Makefile:55: recipe for target 'TXWindow.o' failed
make[1]: *** [TXWindow.o] Error 1
make[1]: Leaving directory '/root/Tools/vnc/vnc-4_1_1-unixsrc/unix/tx'
Makefile:10: recipe for target 'all' failed
make: *** [all] Error 1
root@kali:~/Tools/vnc/vnc-4_1_1-unixsrc/unix#