Mine

christopher@christopher-desktop:~/freeImage$ make
make -f Makefile.gnu 
make[1]: Entering directory `/home/christopher/freeImage'
g++ -O3 -fPIC -fexceptions -fvisibility=hidden  -Wno-ctor-dtor-privacy -I. -ISource -ISource/Metadata -ISource/FreeImageToolkit -ISource/LibJPEG -ISource/LibMNG -ISource/LibPNG -ISource/LibTIFF -ISource/ZLib -ISource/LibOpenJPEG -ISource/OpenEXR -ISource/OpenEXR/Half -ISource/OpenEXR/Iex -ISource/OpenEXR/IlmImf -ISource/OpenEXR/IlmThread -ISource/OpenEXR/Imath -c Source/FreeImage/BitmapAccess.cpp -o Source/FreeImage/BitmapAccess.o
make[1]: g++: Command not found
make[1]: *** [Source/FreeImage/BitmapAccess.o] Error 127
make[1]: Leaving directory `/home/christopher/freeImage'
make: *** [default] Error 2
christopher@christopher-desktop:~/freeImage$