ccEGD1cg.ltrans0.o:(.text.startup+0x6c): undefined reference to `Adafruit_TFTLCD::Adafruit_TFTLCD(unsigned char, unsigned char, unsigned char, unsigned char, unsigned char)'

C:\Users\benny\AppData\Local\Temp\ccEGD1cg.ltrans0.ltrans.o: In function `main':

ccEGD1cg.ltrans0.o:(.text.startup+0x186): undefined reference to `Adafruit_GFX::width() const'

ccEGD1cg.ltrans0.o:(.text.startup+0x1ba): undefined reference to `Adafruit_GFX::height() const'

ccEGD1cg.ltrans0.o:(.text.startup+0x1ea): undefined reference to `Adafruit_TFTLCD::reset()'

ccEGD1cg.ltrans0.o:(.text.startup+0x1f2): undefined reference to `Adafruit_TFTLCD::readID()'

ccEGD1cg.ltrans0.o:(.text.startup+0x2ce): undefined reference to `Adafruit_TFTLCD::begin(unsigned int)'

ccEGD1cg.ltrans0.o:(.text.startup+0x2da): undefined reference to `Adafruit_TFTLCD::fillScreen(unsigned int)'

ccEGD1cg.ltrans0.o:(.text.startup+0x2ee): undefined reference to `Adafruit_GFX::setCursor(int, int)'

ccEGD1cg.ltrans0.o:(.text.startup+0x2fa): undefined reference to `Adafruit_GFX::setTextColor(unsigned int)'

ccEGD1cg.ltrans0.o:(.text.startup+0x304): undefined reference to `Adafruit_GFX::setTextSize(unsigned char)'

ccEGD1cg.ltrans0.o:(.text.startup+0x330): undefined reference to `Adafruit_GFX::setTextColor(unsigned int)'

ccEGD1cg.ltrans0.o:(.text.startup+0x33a): undefined reference to `Adafruit_GFX::setTextSize(unsigned char)'

ccEGD1cg.ltrans0.o:(.text.startup+0x366): undefined reference to `Adafruit_GFX::setTextColor(unsigned int)'

ccEGD1cg.ltrans0.o:(.text.startup+0x370): undefined reference to `Adafruit_GFX::setTextSize(unsigned char)'

ccEGD1cg.ltrans0.o:(.text.startup+0x38c): undefined reference to `Adafruit_GFX::setTextColor(unsigned int)'

ccEGD1cg.ltrans0.o:(.text.startup+0x396): undefined reference to `Adafruit_GFX::setTextSize(unsigned char)'

ccEGD1cg.ltrans0.o:(.text.startup+0x3aa): undefined reference to `Adafruit_GFX::setTextColor(unsigned int)'

ccEGD1cg.ltrans0.o:(.text.startup+0x3b4): undefined reference to `Adafruit_GFX::setTextSize(unsigned char)'

ccEGD1cg.ltrans0.o:(.text.startup+0x3c8): undefined reference to `Adafruit_GFX::setTextColor(unsigned int)'

ccEGD1cg.ltrans0.o:(.text.startup+0x3d2): undefined reference to `Adafruit_GFX::setTextSize(unsigned char)'

collect2.exe: error: ld returned 1 exit status

exit status 1
Error compiling for board Arduino/Genuino Uno.