insert`gpl`v3`text`here`autoconf`configure`script`exception`version`3\.0,`18`august`2009`copyright`©`2009`free`software`foundation,`inc\.`>http:`fsf\.`org`<`everyone`is`permitted`to`copy`and`distribute`verbatim`copies`of`this`license`document,`but`changing`it`is`not`allowed\.`this`exception`is`an`additional`permission`under`section`7`of`the`gnu`general`public`license,`version`3`\(`gplv3`\)\.`it`applies`to`a`given`file`that`bears`a`notice`placed`by`the`copyright`holder`of`the`file`stating`that`the`file`is`governed`by`gplv3`along`with`this`exception\.`the`purpose`of`this`exception`is`to`allow`distribution`of`autoconf`s`typical`output`under`terms`of`the`recipient`s`choice`\(including`proprietary\)\.(?:`)?(?:.{,20})(?:`)?definitions\.`covered`code`is`the`source`or`object`code`of`a`version`of`autoconf`that`is`a`covered`work`under`this`license\.`normally`copied`code`for`a`version`of`autoconf`means`all`parts`of`its`covered`code`which`that`version`can`copy`from`its`code`\(i\.`e\.,`not`from`its`input`file\)`into`its`minimally`verbose,`non\-`debugging`and`non\-`tracing`output\.`ineligible`code`is`covered`code`that`is`not`normally`copied`code\.(?:`)?(?:.{,20})(?:`)?grant`of`additional`permission\.`you`have`permission`to`propagate`output`of`autoconf,`even`if`such`propagation`would`otherwise`violate`the`terms`of`gplv3\.`however,`if`by`modifying`autoconf`you`cause`any`ineligible`code`of`the`version`you`received`to`become`normally`copied`code`of`your`modified`version,`then`you`void`this`exception`for`the`resulting`covered`work\.`if`you`convey`that`resulting`covered`work,`you`must`remove`this`exception`in`accordance`with`the`second`paragraph`of`section`7`of`gplv3\.(?:`)?(?:.{,20})(?:`)?`no`weakening`of`autoconf`copyleft\.`the`availability`of`this`exception`does`not`imply`any`general`presumption`that`third\-`party`software`is`unaffected`by`the`copyleft`requirements`of`the`license`of`autoconf\.