Makefile: Use `a, b, and c` instead of `a, b and c` in comments

diff --git a/Makefile b/Makefile
index b8b7787e5f4b4e9595765212b6b8b9513b78ecef..de78857f4eb00e452b0f1c4565687db937febd85 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -86,7 +86,7 @@ dist:
 #   targets ...: target-pattern: prereq-patterns ...
 # syntax, see
 #   http://www.gnu.org/software/make/manual/html_node/Static-Usage.html
-# For an explanation of $@, $^ and other special variables, see
+# For an explanation of $@, $^, and other special variables, see
 #   http://www.gnu.org/software/make/manual/html_node/Automatic-Variables.html
 # For an explanation of .SECONDEXPANSION, see
 #   http://www.gnu.org/software/make/manual/html_node/Secondary-Expansion.html