tce-load -i compiletc cmake pulseaudio-dev jack-dev SDL2-dev readline-dev

wget https://github.com/FluidSynth/fluidsynth/archive/refs/tags/v2.2.5.tar.gz

cd fluidsynth-2.2.5

mkdir build
cd build

cmake -LAH -DCMAKE_C_FLAGS_RELEASE="-flto -march=i486 -mtune=i686 -Os -pipe" -DCMAKE_CXX_FLAGS_RELEASE="-flto -march=i486 -mtune=i686 -Os -pipe" -DCMAKE_INSTALL_PREFIX=/usr/local -DCMAKE_BUILD_TYPE=Release -DCMAKE_VERBOSE_MAKEFILE=TRUE -Denable-oss=OFF -Denable-systemd=OFF ../

[-fno-exceptions fails]

make [0m 16.60s]
sudo make install

Build Summary:
Build type:            Release
Install Prefix:        /usr/local

Audio / MIDI driver support:
  ALSA:                  yes
  CoreAudio:             no
  CoreMIDI:              no
  DSound:                no
  JACK:                  yes
  MidiShare:             no
  Oboe:                  no
  OpenSLES:              no
  OS/2 DART:             no
  OSS:                   no
  PortAudio:             no
  PulseAudio:            yes
  SDL2:                  yes
  WASAPI:                no
  WaveOut:               no
  WinMidi:               no

Support for SF3 files:   yes
Support for DLS files:   no (libinstpatch not found)

Audio to file rendering: yes
  libsndfile:            yes

Miscellaneous support:
  D-Bus:                 yes
  LADSPA support:        no
  LASH support:          no
  NETWORK Support:       yes
    IPV6 Support:        yes
  Readline:              yes (NOTE: GPL library)
  systemd:               no
  getopt:                yes

Developer nerds info:
  Samples type:          double
  Multithread rendering: yes
  OpenMP 4.0:            no
  Profiling:             no
  Debug Build:           no
  Trap on FPE (debug):   no
  Check FPE (debug):     no
  UBSan (debug):         no
  Coverage:              no