Clarify comment

bollux

@@ -455,7 +455,7 @@ usplit() { # usplit URL_ARRAY<name> URL
 # Join a URL array, split with `usplit', back into a string, assigning
 # it to the 0th element of the array.
 ujoin() { # ujoin URL_ARRAY<name>
-	# Here's the documentation for the '-n' flag:
+	# Here's the documentation for local's '-n' flag:
 	#
 	# Give each name the nameref attribute, making it a name reference
 	# to another variable. That other variable is defined by the value of
@@ -1617,7 +1617,7 @@ blastoff() { # blastoff [-u] URL
 	# Implementation detail: because Bash is really stupid when it comes to
 	# arrays, the URL functions u* (see below) work with an array defined
 	# with `local -a' and passed by name, not by value.  Thus, the
-	# `urltransform url ...' instead of `urltransform "${url[@]}"' or
+	# `utransform url ...' instead of `urltransform "${url[@]}"' or
 	# similar.  In addition, the `ucdef' and `ucset' functions take the name
 	# of the array element as parameters, not the element itself.
 	local -a url