/usr/share/gEDA/sym/xilinx/ is in geda-symbols 1:1.8.2-4.
This file is owned by root:root, with mode 0o755.
..
/usr/share/gEDA/sym/xilinx/XC2S100-5PQ208C.sym
/usr/share/gEDA/sym/xilinx/XC2S100-5PQ208I.sym
/usr/share/gEDA/sym/xilinx/XC2S100-6PQ208C.sym
/usr/share/gEDA/sym/xilinx/XC2S150-5PQ208C.sym
/usr/share/gEDA/sym/xilinx/XC2S150-5PQ208I.sym
/usr/share/gEDA/sym/xilinx/XC2S150-6PQ208C.sym
/usr/share/gEDA/sym/xilinx/XC2S200-5PQ208C.sym
/usr/share/gEDA/sym/xilinx/XC2S200-5PQ208I.sym
/usr/share/gEDA/sym/xilinx/XC2S200-6PQ208C.sym
/usr/share/gEDA/sym/xilinx/XC2S30-5PQ208C.sym
/usr/share/gEDA/sym/xilinx/XC2S30-5PQ208I.sym
/usr/share/gEDA/sym/xilinx/XC2S30-6PQ208C.sym
/usr/share/gEDA/sym/xilinx/XC2S50-5PQ208C.sym
/usr/share/gEDA/sym/xilinx/XC2S50-5PQ208I.sym
/usr/share/gEDA/sym/xilinx/XC2S50-6PQ208C.sym
/usr/share/gEDA/sym/xilinx/XC95108-PC84.sym