This feature is relatively new. Use with care. Report bugs
to project mailing list.
+config FEATURE_SH_HISTFILESIZE
+ bool "Use $HISTFILESIZE"
+ default y
+ depends on HUSH || ASH
+ help
+ This option makes busybox shells to use $HISTFILESIZE variable
+ to set shell history size. Note that its max value is capped
+ by "History size" setting in library tuning section.
+
+
endmenu