/usr/include/srecord/output/ is in libsrecord-dev 1.56-1build1.
This file is owned by root:root, with mode 0o755.
..
/usr/include/srecord/output/file/
/usr/include/srecord/output/file.h
/usr/include/srecord/output/file/aomf.h
/usr/include/srecord/output/file/ascii_hex.h
/usr/include/srecord/output/file/asm.h
/usr/include/srecord/output/file/atmel_generic.h
/usr/include/srecord/output/file/basic.h
/usr/include/srecord/output/file/binary.h
/usr/include/srecord/output/file/brecord.h
/usr/include/srecord/output/file/c.h
/usr/include/srecord/output/file/cosmac.h
/usr/include/srecord/output/file/dec_binary.h
/usr/include/srecord/output/file/emon52.h
/usr/include/srecord/output/file/fairchild.h
/usr/include/srecord/output/file/fastload.h
/usr/include/srecord/output/file/formatted_binary.h
/usr/include/srecord/output/file/forth.h
/usr/include/srecord/output/file/four_packed_code.h
/usr/include/srecord/output/file/hexdump.h
/usr/include/srecord/output/file/intel.h
/usr/include/srecord/output/file/intel16.h
/usr/include/srecord/output/file/mif.h
/usr/include/srecord/output/file/mos_tech.h
/usr/include/srecord/output/file/msbin.h
/usr/include/srecord/output/file/needham.h
/usr/include/srecord/output/file/os65v.h
/usr/include/srecord/output/file/signetics.h
/usr/include/srecord/output/file/spasm.h
/usr/include/srecord/output/file/spectrum.h
/usr/include/srecord/output/file/stewie.h
/usr/include/srecord/output/file/tektronix.h
/usr/include/srecord/output/file/tektronix_extended.h
/usr/include/srecord/output/file/ti_tagged.h
/usr/include/srecord/output/file/ti_tagged_16.h
/usr/include/srecord/output/file/ti_txt.h
/usr/include/srecord/output/file/vhdl.h
/usr/include/srecord/output/file/vmem.h
/usr/include/srecord/output/file/wilson.h