/usr/share/ncarg/hluex/xyplot/ is in libncarg-data 6.1.2-7.
This file is owned by root:root, with mode 0o755.
..
/usr/share/ncarg/hluex/xyplot/xy01c.c
/usr/share/ncarg/hluex/xyplot/xy01f.f
/usr/share/ncarg/hluex/xyplot/xy02c.c
/usr/share/ncarg/hluex/xyplot/xy02f.f
/usr/share/ncarg/hluex/xyplot/xy03c.c
/usr/share/ncarg/hluex/xyplot/xy03f.f
/usr/share/ncarg/hluex/xyplot/xy04c.c
/usr/share/ncarg/hluex/xyplot/xy04f.f
/usr/share/ncarg/hluex/xyplot/xy05c.c
/usr/share/ncarg/hluex/xyplot/xy05f.f
/usr/share/ncarg/hluex/xyplot/xy06c.c
/usr/share/ncarg/hluex/xyplot/xy06f.f
/usr/share/ncarg/hluex/xyplot/xy07c.c
/usr/share/ncarg/hluex/xyplot/xy07f.f
/usr/share/ncarg/hluex/xyplot/xy08c.c
/usr/share/ncarg/hluex/xyplot/xy08f.f
/usr/share/ncarg/hluex/xyplot/xy09c.c
/usr/share/ncarg/hluex/xyplot/xy09f.f
/usr/share/ncarg/hluex/xyplot/xy10c.c
/usr/share/ncarg/hluex/xyplot/xy10f.f
/usr/share/ncarg/hluex/xyplot/xy11c.c
/usr/share/ncarg/hluex/xyplot/xy11f.f
/usr/share/ncarg/hluex/xyplot/xy12c.c
/usr/share/ncarg/hluex/xyplot/xy13c.c
/usr/share/ncarg/hluex/xyplot/xy13c.h
/usr/share/ncarg/hluex/xyplot/xy14c.c
/usr/share/ncarg/hluex/xyplot/xy14f.f
/usr/share/ncarg/hluex/xyplot/xy15c.c
/usr/share/ncarg/hluex/xyplot/xy15f.f
/usr/share/ncarg/hluex/xyplot/xy16c.c
/usr/share/ncarg/hluex/xyplot/xy16f.f
/usr/share/ncarg/hluex/xyplot/xy17c.c
/usr/share/ncarg/hluex/xyplot/xy17f.f