doc/xgammon.6 | 28 14 + 14 - 0 !
src/Imakefile | 24 16 + 8 - 0 !
src/xgammon.ad | 2 1 + 1 - 0 !
src/xgammon.c | 48 24 + 24 - 0 !
4 files changed, 55 insertions(+), 47 deletions(-)

 import old diff in patch format

src/allow.c | 6 6 + 0 - 0 !
src/drawing.c | 1 1 + 0 - 0 !
src/gammon.h | 16 10 + 6 - 0 !
src/xgammon.h | 3 2 + 1 - 0 !
4 files changed, 19 insertions(+), 7 deletions(-)

 fix ftbfs with gcc-10

src/save.c | 2 1 + 1 - 0 !
1 file changed, 1 insertion(+), 1 deletion(-)

 use strsignal
 sys_siglist has been deprecated as announed in:
 https://sourceware.org/pipermail/libc-announce/2020/000029.html