/usr/share/pcb/newlib/ is in pcb-common 20110918-4.
This file is owned by root:root, with mode 0o755.
..
/usr/share/pcb/newlib/2_pin_thru-hole_packages/
/usr/share/pcb/newlib/2_pin_thru-hole_packages/0.125W_Carbon_Resistor
/usr/share/pcb/newlib/2_pin_thru-hole_packages/1W_Carbon_Resistor
/usr/share/pcb/newlib/2_pin_thru-hole_packages/CK05_type_Capacitor
/usr/share/pcb/newlib/2_pin_thru-hole_packages/CK06_type_capacitor
/usr/share/pcb/newlib/2_pin_thru-hole_packages/IRU1015-33CT_3.3V_reg_TO220
/usr/share/pcb/newlib/2_pin_thru-hole_packages/RN55_type_0.1W_Resistor
/usr/share/pcb/newlib/2_pin_thru-hole_packages/T1.75_LED
/usr/share/pcb/newlib/connectors/
/usr/share/pcb/newlib/connectors/100_Pin_jack
/usr/share/pcb/newlib/connectors/16x1_SMD_jack
/usr/share/pcb/newlib/connectors/3terminal_screw_block
/usr/share/pcb/newlib/connectors/72pin45degreeSIMMconnector
/usr/share/pcb/newlib/connectors/MOLEX_miniFitJr-12pin
/usr/share/pcb/newlib/connectors/Power_Jack
/usr/share/pcb/newlib/connectors/RightAngleSMA
/usr/share/pcb/newlib/connectors/SJ-3523-SMT_3.5mm_stereo_jack
/usr/share/pcb/newlib/crystal/
/usr/share/pcb/newlib/crystal/CTX169_oscillator
/usr/share/pcb/newlib/electro-optics/
/usr/share/pcb/newlib/electro-optics/IRF_optical_switch
/usr/share/pcb/newlib/headers/
/usr/share/pcb/newlib/headers/0.1_inch_10pin
/usr/share/pcb/newlib/headers/0.1_inch_2pin
/usr/share/pcb/newlib/headers/2mm_8pin_header
/usr/share/pcb/newlib/keystone/
/usr/share/pcb/newlib/keystone/KEYSTONE_1062.fp
/usr/share/pcb/newlib/msp430/
/usr/share/pcb/newlib/msp430/MSP430F1121
/usr/share/pcb/newlib/msp430/MSP430F1121+jtag
/usr/share/pcb/newlib/not_vetted_ingo/
/usr/share/pcb/newlib/not_vetted_ingo/pc104+.ele
/usr/share/pcb/newlib/not_vetted_ingo/pc104.ele
/usr/share/pcb/newlib/not_vetted_ingo/pq100.ele
/usr/share/pcb/newlib/not_vetted_ingo/pq128.ele
/usr/share/pcb/newlib/not_vetted_ingo/pq144.ele
/usr/share/pcb/newlib/not_vetted_ingo/pq160.ele
/usr/share/pcb/newlib/not_vetted_ingo/pq208.ele
/usr/share/pcb/newlib/not_vetted_ingo/pq240.ele
/usr/share/pcb/newlib/not_vetted_ingo/pq304.ele
/usr/share/pcb/newlib/not_vetted_ingo/pq32.ele
/usr/share/pcb/newlib/not_vetted_ingo/pq44.ele
/usr/share/pcb/newlib/not_vetted_ingo/smt0402.ele
/usr/share/pcb/newlib/not_vetted_ingo/smt0603.ele
/usr/share/pcb/newlib/not_vetted_ingo/smt0805.ele
/usr/share/pcb/newlib/not_vetted_ingo/smt1206.ele
/usr/share/pcb/newlib/not_vetted_ingo/smt1210.ele
/usr/share/pcb/newlib/not_vetted_ingo/smt1913.ele
/usr/share/pcb/newlib/not_vetted_ingo/smt2416.ele
/usr/share/pcb/newlib/tests/
/usr/share/pcb/newlib/tests/14DIP_oval_pad
/usr/share/pcb/newlib/tests/Generic_TSOP48_Flash
/usr/share/pcb/newlib/tests/MONOBLOCK_large
/usr/share/pcb/newlib/tests/StrongARM_CPU
/usr/share/pcb/newlib/tests/TK11950
/usr/share/pcb/newlib/tests/TO99fromLED
/usr/share/pcb/newlib/tests/UART
/usr/share/pcb/newlib/tests/monoblock_small