misc-functions.sh: Fix 'within' typo in comment
Closes: https://github.com/gentoo/portage/pull/206
diff --git a/bin/misc-functions.sh b/bin/misc-functions.sh
index 18cddea..b0506bd 100755
--- a/bin/misc-functions.sh
+++ b/bin/misc-functions.sh
@@ -7,7 +7,7 @@
#
# We're sourcing ebuild.sh here so that we inherit all of it's goodness,
# including bashrc trickery. This approach allows us to do our miscellaneous
-# shell work withing the same env that ebuild.sh has, but without polluting
+# shell work within the same env that ebuild.sh has, but without polluting
# ebuild.sh itself with unneeded logic and shell code.
#
# XXX hack: clear the args so ebuild.sh doesn't see them