Use shebang fix macro

guitarix.spec

@@ -5,7 +5,7 @@
 
 Name:           guitarix
 Version:        0.44.1
-Release:        4%{?dist}
+Release:        5%{?dist}
 Summary:        A virtual guitar amplifier
 License:        GPLv2+
 URL:            http://guitarix.sourceforge.net/
@@ -16,8 +16,8 @@ Patch2:         %{name}-cstdint-include.patch
 
 BuildRequires:  gcc-c++
 BuildRequires:  python3
+BuildRequires:  python3-devel
 BuildRequires:  %{_bindir}/find
-BuildRequires:  %{_bindir}/pathfix.py
 BuildRequires:  desktop-file-utils
 BuildRequires:  faust
 BuildRequires:  fftw-devel >= 3.3.8
@@ -126,7 +126,7 @@ guitarix, but can also be used by any other ladspa host.
 %autosetup -p1 -n %{name}-%{version}
 
 # Fix unversioned python shebangs
-pathfix.py -pni %{_bindir}/python3 \
+%py3_shebang_fix \
     $(find -name wscript) \
     waf \
     tools/make_jsonrpc_methods \
@@ -211,6 +211,9 @@ appstream-util validate-relax --nonet %{buildroot}%{_metainfodir}/org.%{name}.%{
 %{_libdir}/lv2/*
 
 %changelog
+* Tue Jan 31 2023 Guido Aulisi <guido.aulisi@gmail.com> - 0.44.1-5
+- Use shebang fix macro
+
 * Tue Jan 31 2023 Guido Aulisi <guido.aulisi@gmail.com> - 0.44.1-4
 - Fix FTBFS with python 3.11 and gcc 13