Do you have a /usr/include/jpeglib.h file? It should belong to media-libs/libjpeg-turbo.
See also: https://forums.gentoo.org/viewtopic-p-8306276.html#8306276
Do you have a /usr/include/ jpeglib. h file? libjpeg- turbo.
It should belong to media-libs/
See also: https:/ /forums. gentoo. org/viewtopic- p-8306276. html#8306276