/usr/src/speakup-3.1.5.dfsg.1/ is in speakup 3.1.5.dfsg.1-1ubuntu1.
This file is owned by root:root, with mode 0o755.
..
/usr/src/speakup-3.1.5.dfsg.1/Kbuild
/usr/src/speakup-3.1.5.dfsg.1/Kconfig
/usr/src/speakup-3.1.5.dfsg.1/Makefile
/usr/src/speakup-3.1.5.dfsg.1/allmodule.mk
/usr/src/speakup-3.1.5.dfsg.1/buffers.c
/usr/src/speakup-3.1.5.dfsg.1/devsynth.c
/usr/src/speakup-3.1.5.dfsg.1/dkms.conf
/usr/src/speakup-3.1.5.dfsg.1/fakekey.c
/usr/src/speakup-3.1.5.dfsg.1/i18n.c
/usr/src/speakup-3.1.5.dfsg.1/i18n.h
/usr/src/speakup-3.1.5.dfsg.1/keyhelp.c
/usr/src/speakup-3.1.5.dfsg.1/kobjects.c
/usr/src/speakup-3.1.5.dfsg.1/main.c
/usr/src/speakup-3.1.5.dfsg.1/selection.c
/usr/src/speakup-3.1.5.dfsg.1/serialio.c
/usr/src/speakup-3.1.5.dfsg.1/serialio.h
/usr/src/speakup-3.1.5.dfsg.1/speakup.h
/usr/src/speakup-3.1.5.dfsg.1/speakup_acnt.h
/usr/src/speakup-3.1.5.dfsg.1/speakup_acntpc.c
/usr/src/speakup-3.1.5.dfsg.1/speakup_acntsa.c
/usr/src/speakup-3.1.5.dfsg.1/speakup_apollo.c
/usr/src/speakup-3.1.5.dfsg.1/speakup_audptr.c
/usr/src/speakup-3.1.5.dfsg.1/speakup_bns.c
/usr/src/speakup-3.1.5.dfsg.1/speakup_decext.c
/usr/src/speakup-3.1.5.dfsg.1/speakup_dectlk.c
/usr/src/speakup-3.1.5.dfsg.1/speakup_dtlk.c
/usr/src/speakup-3.1.5.dfsg.1/speakup_dtlk.h
/usr/src/speakup-3.1.5.dfsg.1/speakup_dummy.c
/usr/src/speakup-3.1.5.dfsg.1/speakup_keypc.c
/usr/src/speakup-3.1.5.dfsg.1/speakup_ltlk.c
/usr/src/speakup-3.1.5.dfsg.1/speakup_soft.c
/usr/src/speakup-3.1.5.dfsg.1/speakup_spkout.c
/usr/src/speakup-3.1.5.dfsg.1/speakup_txprt.c
/usr/src/speakup-3.1.5.dfsg.1/speakupmap.h
/usr/src/speakup-3.1.5.dfsg.1/speakupmap.map
/usr/src/speakup-3.1.5.dfsg.1/spk_priv.h
/usr/src/speakup-3.1.5.dfsg.1/spk_priv_keyinfo.h
/usr/src/speakup-3.1.5.dfsg.1/spk_types.h
/usr/src/speakup-3.1.5.dfsg.1/synth.c
/usr/src/speakup-3.1.5.dfsg.1/thread.c
/usr/src/speakup-3.1.5.dfsg.1/varhandlers.c