tce-load -i compiletc intltool gmime-dev webkitgtk4-dev libesmtp-dev libcanberra-dev gpgme-dev gnupg

cd balsa-2.5.3

CC="gcc -flto -fuse-linker-plugin -mtune=generic -Os -pipe" CXX="g++ -flto -fuse-linker-plugin -mtune=generic -Os -pipe -fno-exceptions -fno-rtti" ./configure --prefix=/usr/local --disable-static -localstatedir=/var --with-canberra --with-gpgme --with-sqlite --with-libsecret --enable-smime --with-rubrica

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

make
sudo make install

================ Final configuration ===================
    Installing into prefix: /usr/local
   Enable compile warnings: yes
                Use ESMTP : yes
               HTML widget: webkit2
                 Use GNOME: yes
              Use Canberra: yes
                 Use GPGME: yes
                  Use LDAP: no
                   Use GSS: no
                Use SQLite: yes
    External spell checker: no
             Use Libnotify:  >= 0.7
         Use GtkSourceView: no
              Use Compface: no
  Install extra MIME icons: yes
             Use libsecret: yes
                   Use gcr: no