Hi.
While updating es.po I've noticed you have added commas everywhere
between short and long options, so this is likely a miss:
diff --git a/src/diff.c b/src/diff.c
index fb8a2bc..6a08f36 100644
--- a/src/diff.c
+++ b/src/diff.c
@@ -880,7 +880,7 @@ static char const * const option_help_msgid[] = {
"",
N_("-i, --ignore-case ignore case differences in file
contents"),
N_("-E, --ignore-tab-expansion ignore changes due to tab expansion"),
- N_("-b --ignore-space-change ignore changes in the amount of white
space"),
+ N_("-b, --ignore-space-change ignore changes in the amount of white
space"),
N_("-w, --ignore-all-space ignore all white space"),
N_("-B, --ignore-blank-lines ignore changes whose lines are all
blank"),
N_("-I, --ignore-matching-lines=RE ignore changes whose lines all match
RE"),
Thanks.