bpo-46023: Skip build if module is marked as DISABLED (GH-30100)

Modules/Setup.bootstrap

@@ -3,6 +3,7 @@
 # ---
 # Built-in modules required to get a functioning interpreter;
 # cannot be built as shared!
+*static*
 
 # module C APIs are used in core
 atexit atexitmodule.c

Modules/makesetup

@@ -207,7 +207,10 @@ sed -e 's/[ 	]*#.*//' -e '/^[ 	]*$/d' |
 			libs="\$(MODULE_${mods_upper}_LDFLAGS)"
 		fi
 		case $DISABLED in
-		*$mods*) doconfig=disabled;;
+		*$mods*)
+			# disabled by previous rule / Setup file
+			continue
+			;;
 		esac
 		case $doconfig in
 		yes)