corrects compilation errors on non-mac unix derivatives

[Azaezel]

thanks to practicing01 for the other end of the remote debugging session there.

[jmdejong]

It still errors for me:

$ make
[  2%] Built target pcre
[  5%] Built target ljpeg
[  6%] Built target zlib
[  7%] Built target tinyxml
[ 20%] Built target collada
[ 20%] Built target glad
[ 30%] Built target SDL2
[ 32%] Built target opcode
[ 34%] Built target recast
[ 34%] Built target squish
[ 35%] Built target convexDecomp
[ 37%] Built target libtheora
[ 37%] Built target libogg
[ 38%] Built target libvorbis
[ 38%] Built target nativeFileDialogs
[ 39%] Built target lpng
[ 39%] Building CXX object Tools/CMake/CMakeFiles/BaseGame.dir/__/__/Engine/source/platformX86UNIX/x86UNIXFileio.cpp.o
/data/programming/learning/torque3d/Torque3D/Engine/source/platformX86UNIX/x86UNIXFileio.cpp: In function ‘const char* Platform::getExecutablePath()’:
/data/programming/learning/torque3d/Torque3D/Engine/source/platformX86UNIX/x86UNIXFileio.cpp:962:20: error: ‘torque_getexecutablepath’ was not declared in this scope
        if( (cpath = torque_getexecutablepath()) )
                    ^~~~~~~~~~~~~~~~~~~~~~~~
compilation terminated due to -Wfatal-errors.
make[2]: *** [Tools/CMake/CMakeFiles/BaseGame.dir/build.make:12595: Tools/CMake/CMakeFiles/BaseGame.dir/__/__/Engine/source/platformX86UNIX/x86UNIXFileio.cpp.o] Error 1
make[1]: *** [CMakeFiles/Makefile2:138: Tools/CMake/CMakeFiles/BaseGame.dir/all] Error 2
make: *** [Makefile:130: all] Error 2

I'm using Arch Linux 64 bit.

[jmdejong]

That fixed it! Compilation now works correctly.