shell_always_quoting_style, /* --quoting-style=shell-always */
c_quoting_style, /* --quoting-style=c */
escape_quoting_style, /* --quoting-style=escape */
shell_always_quoting_style, /* --quoting-style=shell-always */
c_quoting_style, /* --quoting-style=c */
escape_quoting_style, /* --quoting-style=escape */