Chunked-transfer decoding from stdin yy045

https:&#x2F;&#x2F;tools.ietf.org&#x2F;html&#x2F;rfc2616#section-3.6.1<p><pre><code> flex -8iCrfa &lt;&lt;eof xa \15|\12 xb \15\12 %% ^[A-Fa-f0-9]+{xa} {xa}+[A-Fa-f0-9]+{xa} {xb}[A-Fa-f0-9]+{xb} %% int main(){ yylex();} int yywrap(){} eof exec cc -pipe -static lex.yy.c -o ctd</code></pre>