ilt$USER). OPTERR If set to the value 1, bash displays error messages generated by the getopts builtin command (see SHELL BUILTIN COMMANDS below). OPTERR is initialized to 1 each time the shell is invoked or a shell script is executed. PATH The search path for commands. It is a colon-separated list o

ting is used. In normal operation diagnostic messages are printed when invalid options or missing option arguments are encountered. If the variable OPTERR is set to 0, no error messages will be displayed, even if the first character of optstring is not a colon. If an invalid option is seen, getopts pl

7 mark-symlinked-directories 93 TIMEFORMAT 62 match-hidden-files 93 TROUT 62 meta-flag 92 TMPDIR 63 0 OLDPWD 61 UID 63 OPTARC 55 OPTERR 61 OPIIND 55 V OSTYPE 61 visible-stats 94 EFTA00316002 Function Index 149 Function Index A abort (C-g) 105 accept-line (Newlin or R