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Diff for /src/usr.bin/awk/FIXES between version 1.48 and 1.49

version 1.48, 2022/09/21 01:42:58 version 1.49, 2023/09/09 18:59:43
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 This file lists all bug fixes, changes, etc., made since the AWK book  This file lists all bug fixes, changes, etc., made since the AWK book
 was sent to the printers in August 1987.  was sent to the printers in August 1987.
   
   Dec 15, 2022:
           Force hex escapes in strings to be no more than two characters,
           as they already are in regular expressions. This brings internal
           consistency, as well as consistency with gawk. Thanks to
           Arnold Robbins.
   
 Sep 12, 2022:  Sep 12, 2022:
         adjbuf minlen error (cannot be 0) in cat, resulting in NULL pbuf.          adjbuf minlen error (cannot be 0) in cat, resulting in NULL pbuf.
         discovered by todd miller. also use-after-free issue with          discovered by todd miller. also use-after-free issue with
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Removed from v.1.48  
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  Added in v.1.49