+
+tcfail043.hs:16:
+ Conflicting definitions for: `and'
+ Defined at tcfail043.hs:42
+ Imported from Prelude at tcfail043.hs:16
+
+tcfail043.hs:16:
+ Conflicting definitions for: `null'
+ Defined at tcfail043.hs:57
+ Imported from Prelude at tcfail043.hs:16
+
+
+Compilation had errors