Manual: variable SIGWINCH has no definition

Dear developers, While reading http://www.gnu.org/software/bash/manual/html_node/Bash-Variables.html#index-COLUMNS-179 today, I found variable SIGWINCH has no definition. Please add the definition of the variable SIGWINCH in http://www.gnu.org/software/bash/manual/html_node/Bash-Variables.html.

Manual: `select' builtin command not present in "Index of Shell Builtin Commands"

Dear developers, Today, I read http://www.gnu.org/software/bash/manual/html_node/Bash-Variables.html#index-COLUMNS-179 and discovered that `select' builtin command was not present in http://www.gnu.org/software/bash/manual/html_node/Builtin-Index.html#Builtin-Index although it was present in http:

Bash 4.1 documentation don't follow GNU maintainers guidelines

Dear developers, I downloaded bash-4.1 source code today and found the following content in bash.0, bash.1 and bash.html, which are in directory doc: Bash is Copyright (C) 1989-2009 by the Free Software Foundation, Inc. Format "1989-2009" is in contradiction with the "Information for Maintai

Manual: parentheses mismatch in '6.7 Arrays'

Dear developers, I read the page of the BASH manual about Arrays (http://www.gnu.org/software/bash/manual/html_node/Arrays.html#Arrays) today and found a parentheses mismatch in the first paragraph in the following part: (including arithmetic expressions (see Shell Arithmetic) Which should i