Description:
hexter gtk interface segfault at start

Additional info:
* arch x86_64
* package version(s): 1.1.0-3
* patch for segfault fix-segfault.patch
* patch for m4 and subdirs fix-configureac.patch

Steps to reproduce:
Install hexter-1.1.0-3 package from community repo
No Gtk interface start with "jack-dssi-host hexter.so"
"
jack-dssi-host: Warning: DSSI path not set
jack-dssi-host: Defaulting to "/usr/local/lib/dssi:/usr/lib/dssi:/home/jmechmech/.dssi"

jack-dssi-host: OSC URL is:
osc.udp://jmechmech-z370:12900/dssi/hexter/hexter/chan00

host: Ready
hexter_gtk starting (pid 52895)...
"
Process hexter_gtk is a zombie:
ps aux | grep hexter_gtk
"
jmechme+ 52895 0.0 0.0 0 0 pts/1 Z+ 21:45 0:00 [hexter_gtk] <defunct>
"

then test with '/usr/lib/dssi/hexter/hexter_gtk -test' return
"
hexter_gtk starting (pid 52950)...
Erreur de segmentation (core dumped)
"

Fix
Patching segfault with patch from https://salsa.debian.org/multimedia-team/hexter/-/commit/799ea5ddcbfeb0fb3d83b54a0a08702175699496
reported in original repo https://github.com/smbolton/hexter/pull/11
modified as suggested by the reviewer in snake_case names for labels_lfo_wave and labels_curve
in the file fix-segfault.patch

correct the m4 and subdir error
in the file fix-configureac.patch

Build with PKGBUILD working

join the PKGBUILD and Patch file which working