ref: 528fa0acfa3532dee4a50fca1ae49d147403edfc dir: /sys/src/ape/cmd/pdksh/version.c/
/* * value of $KSH_VERSION (or $SH_VERSION) */ #include "sh.h" const char ksh_version [] = "@(#)PD KSH v5.2.14 99/07/13.2";