Content of RPM lib64tcl-devel-8.6.10-2.mga8.x86_64.rpm :
/etc/rpm/macros.d/tcl.macros
/usr/include/tcl-private
/usr/include/tcl-private/generic
/usr/include/tcl-private/generic/regcustom.h
/usr/include/tcl-private/generic/regerrs.h
/usr/include/tcl-private/generic/regex.h
/usr/include/tcl-private/generic/regguts.h
/usr/include/tcl-private/generic/tcl.h
/usr/include/tcl-private/generic/tclCompile.h
/usr/include/tcl-private/generic/tclDecls.h
/usr/include/tcl-private/generic/tclFileSystem.h
/usr/include/tcl-private/generic/tclIO.h
/usr/include/tcl-private/generic/tclInt.h
/usr/include/tcl-private/generic/tclIntDecls.h
/usr/include/tcl-private/generic/tclIntPlatDecls.h
/usr/include/tcl-private/generic/tclOO.h
/usr/include/tcl-private/generic/tclOODecls.h
/usr/include/tcl-private/generic/tclOOInt.h
/usr/include/tcl-private/generic/tclOOIntDecls.h
/usr/include/tcl-private/generic/tclParse.h
/usr/include/tcl-private/generic/tclPlatDecls.h
/usr/include/tcl-private/generic/tclPort.h
/usr/include/tcl-private/generic/tclRegexp.h
/usr/include/tcl-private/generic/tclStringRep.h
/usr/include/tcl-private/generic/tclStringTrim.h
/usr/include/tcl-private/generic/tclTomMath.h
/usr/include/tcl-private/generic/tclTomMathDecls.h
/usr/include/tcl-private/generic/tclTomMathInt.h
/usr/include/tcl-private/generic/tommath.h
/usr/include/tcl-private/unix
/usr/include/tcl-private/unix/tclUnixPort.h
/usr/include/tcl-private/unix/tclUnixThrd.h
/usr/include/tcl.h
/usr/include/tclDecls.h
/usr/include/tclOO.h
/usr/include/tclOODecls.h
/usr/include/tclPlatDecls.h
/usr/include/tclTomMath.h
/usr/include/tclTomMathDecls.h
/usr/lib64/libtcl.so
/usr/lib64/libtclstub8.6.a
/usr/lib64/pkgconfig/tcl.pc
/usr/lib64/tcl8.6/tclConfig.sh
/usr/lib64/tclConfig.sh
/usr/lib64/tclooConfig.sh
/usr/share/tcl8.6/tclAppInit.c