4
1
4
-./read2.sub: read: -3: invalid timeout specification
+./read2.sub: line 13: read: -3: invalid timeout specification
1
4
abcde
-./read3.sub: read: -1: invalid number specification
+./read3.sub: line 4: read: -1: invalid number
abc
ab
#
+while read -u 3 var
+do
+echo "$var"
+done 3<$0