configure | 2 1 + 1 - 0 !
configure.ac | 1 0 + 1 - 0 !
src/lib/Makefile.am | 2 1 + 1 - 0 !
src/lib/Makefile.in | 2 1 + 1 - 0 !
4 files changed, 3 insertions(+), 4 deletions(-)

 do not try to compile linenoise-ng
 It's a dead project, contains non-free and buggy source files.

src/Makefile.am | 1 0 + 1 - 0 !
src/Makefile.in | 2 1 + 1 - 0 !
src/c1541.c | 21 5 + 16 - 0 !
3 files changed, 6 insertions(+), 18 deletions(-)

 revert usage of buggy and non-free linenoise-ng
 Revert linenoise-ng usage to readline.

src/arch/gtk3/widgets/base/widgethelpers.c | 77 13 + 64 - 0 !
1 file changed, 13 insertions(+), 64 deletions(-)

 go back to a free ttf font
 As C64_Pro_Mono-STYLE.ttf is non-free, switch back to the previous font and
 its usage.