tce-load -i compiletc Xorg-7.7-dev libjpeg-turbo-dev

wget https://www.fltk.org/pub/fltk/1.4.0/fltk-1.4.0-1-source.tar.bz2

cd fltk-1.4.0-1

patch -Np1 -i ../fltk-1.4.0-1.noprint.patch

CC="gcc -march=i486 -mtune=i686 -Os -pipe" CXX="g++ -march=i486 -mtune=i686 -Os -pipe -fno-exceptions -fno-rtti" ./configure --prefix=/usr/local --enable-shared --localstatedir=/var --disable-gl --disable-xinerama --disable-xft --disable-xfixes --disable-xcursor --disable-xrender --disable-print --disable-wayland --disable-test

find . -name Makefile -type f -exec sed -i 's/-g -O2//g' {} \;

make [1m 31.23s]
sudo make install

Configuration Summary
-------------------------------------------------------------------------
    Directories: prefix=/usr/local
                 bindir=${exec_prefix}/bin
                 datadir=${datarootdir}
                 datarootdir=${prefix}/share
                 exec_prefix=${prefix}
                 includedir=${prefix}/include
                 libdir=${exec_prefix}/lib
                 mandir=${datarootdir}/man
    Build fluid: YES
    Build tests: NO
Cross-compiling: NO
       Graphics: X11
Image Libraries: JPEG=System
                 PNG=System
                 ZLIB=System
Forms library:   YES
    Large Files: YES
         OpenGL: NO
        Threads: YES
   Allow std:: : NO