/usr/lib/pkgconfig/gnome-speech-1.0.pc is in libgnome-speech-dev 1:0.4.25-5.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 | prefix=/usr
exec_prefix=${prefix}
libdir=${exec_prefix}/lib
includedir=${prefix}/include
idldir=${prefix}/share/idl/gnome-speech-1.0
Name: gnome-speech
Description: GNOME text to speech infrastructure
Requires: libbonobo-2.0
Version: 0.4.25
Libs: -L${libdir} -lgnomespeech
Cflags: -I${includedir}/gnome-speech-1.0
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