Actually revert the ZDS tools upgrade, it's too buggy.

See
#103 (comment)
01853

Author: adriweb

tools/zds/C1ERRORS.DAT

@@ -1,7 +1,7 @@
 --
 --		Preprocessor error messages
 --
-47
+45
 Illegal constant expression in directive
 Concatenation at end-of-file.  Ignored
 Illegal token
@@ -47,12 +47,10 @@ Unmatched "#elif" found
 "#" preceeded by non whitespace character 
 Unterminated quoted character
 Empty file encountered
-Unbalanced pop of warning state
-Only compiler frontend warnings can be suppressed
 --
 --	Front-End error messages
 --
-128
+125
 Syntax error
 Function "%s" already declared
 Constant integer expression expected
@@ -178,6 +176,6 @@ Type defaults to int
 Statement has no effect
 Indirectly called function must be of reentrant type
 Conflicting string placement directive in string constant
-Interrupt routine cannot have arguments or return a value
-Cannot call an interrupt handler
-Objects with the SFR type qualifiers cannot be accessed through pointers, arrays, or as struct members
+
+
+

tools/zds/License

@@ -107,7 +107,7 @@ packaging and/or labeling or within the operational displays of the
 software.  The copyright notice shall be recognized whether visibly labeled 
 or contained within the Licensed Software by acceptance of this Agreement.
 
-Copyright (c) 1985 - 2017 Zilog Inc.  Milpitas, California
+Copyright (c) 1985 - 2012 Zilog Inc.  Milpitas, California
 
 And/or by other parties by inclusion.  The Files governed by this License 
 Agreement may contain restricted information and are or may be UNPUBLISHED 

tools/zds/PLCError.dll

@@ -12,16 +12,7 @@ Bank0PointerSize = 24
 Bank1PointerSize = 24
 FunctionPointerSize = 24
 CharIsSigned = 1
-StrictAnsi = 0        ; Adopt ANSI standard that prototype foo() means foo(...)
 
-
-WarnTypeDefaultsToInt = 1
-
-; Listing files
-ShowPagesInListingFile = 0
-ShowMacroExpansionInListingFile = 1
-ListIncludeFiles = 1
-  
 [Backend]
 BitfieldsPackL2R = 1