Content of RPM libngspice-devel-30-4.fc30.i686.rpm :
/usr/include/ngspice
/usr/include/ngspice/1-f-code.h
/usr/include/ngspice/FastNorm3.h
/usr/include/ngspice/acdefs.h
/usr/include/ngspice/bdrydefs.h
/usr/include/ngspice/bool.h
/usr/include/ngspice/carddefs.h
/usr/include/ngspice/ciderinp.h
/usr/include/ngspice/cidersupt.h
/usr/include/ngspice/cktdefs.h
/usr/include/ngspice/cluster.h
/usr/include/ngspice/cm.h
/usr/include/ngspice/cmconstants.h
/usr/include/ngspice/cmproto.h
/usr/include/ngspice/cmtypes.h
/usr/include/ngspice/compatmode.h
/usr/include/ngspice/complex.h
/usr/include/ngspice/config.h
/usr/include/ngspice/const.h
/usr/include/ngspice/contdefs.h
/usr/include/ngspice/cpdefs.h
/usr/include/ngspice/cpextern.h
/usr/include/ngspice/cpstd.h
/usr/include/ngspice/defines.h
/usr/include/ngspice/devdefs.h
/usr/include/ngspice/dgen.h
/usr/include/ngspice/distodef.h
/usr/include/ngspice/dllitf.h
/usr/include/ngspice/domndefs.h
/usr/include/ngspice/dopdefs.h
/usr/include/ngspice/dstring.h
/usr/include/ngspice/dvec.h
/usr/include/ngspice/elctdefs.h
/usr/include/ngspice/enh.h
/usr/include/ngspice/enhtypes.h
/usr/include/ngspice/evt.h
/usr/include/ngspice/evtproto.h
/usr/include/ngspice/evtshared.h
/usr/include/ngspice/evttypes.h
/usr/include/ngspice/evtudn.h
/usr/include/ngspice/fftext.h
/usr/include/ngspice/ftedbgra.h
/usr/include/ngspice/ftedebug.h
/usr/include/ngspice/ftedefs.h
/usr/include/ngspice/ftedev.h
/usr/include/ngspice/fteext.h
/usr/include/ngspice/fteinp.h
/usr/include/ngspice/fteinput.h
/usr/include/ngspice/fteoptdefs.h
/usr/include/ngspice/fteparse.h
/usr/include/ngspice/gendefs.h
/usr/include/ngspice/gendev.h
/usr/include/ngspice/graph.h
/usr/include/ngspice/grid.h
/usr/include/ngspice/hash.h
/usr/include/ngspice/hlpdefs.h
/usr/include/ngspice/iferrmsg.h
/usr/include/ngspice/ifsim.h
/usr/include/ngspice/inpdefs.h
/usr/include/ngspice/inpmacs.h
/usr/include/ngspice/inpptree.h
/usr/include/ngspice/ipc.h
/usr/include/ngspice/ipcproto.h
/usr/include/ngspice/ipctiein.h
/usr/include/ngspice/jobdefs.h
/usr/include/ngspice/lsort.h
/usr/include/ngspice/macros.h
/usr/include/ngspice/material.h
/usr/include/ngspice/matldefs.h
/usr/include/ngspice/memory.h
/usr/include/ngspice/meshdefs.h
/usr/include/ngspice/meshext.h
/usr/include/ngspice/methdefs.h
/usr/include/ngspice/mif.h
/usr/include/ngspice/mifcmdat.h
/usr/include/ngspice/mifdefs.h
/usr/include/ngspice/mifparse.h
/usr/include/ngspice/mifproto.h
/usr/include/ngspice/miftypes.h
/usr/include/ngspice/missing_math.h
/usr/include/ngspice/mobdefs.h
/usr/include/ngspice/modldefs.h
/usr/include/ngspice/multi_line.h
/usr/include/ngspice/ngspice.h
/usr/include/ngspice/noisedef.h
/usr/include/ngspice/numcards.h
/usr/include/ngspice/numconst.h
/usr/include/ngspice/numenum.h
/usr/include/ngspice/numgen.h
/usr/include/ngspice/numglobs.h
/usr/include/ngspice/onedev.h
/usr/include/ngspice/onemesh.h
/usr/include/ngspice/opdefs.h
/usr/include/ngspice/optdefs.h
/usr/include/ngspice/optndefs.h
/usr/include/ngspice/outpdefs.h
/usr/include/ngspice/plot.h
/usr/include/ngspice/pnode.h
/usr/include/ngspice/profile.h
/usr/include/ngspice/pssdefs.h
/usr/include/ngspice/pzdefs.h
/usr/include/ngspice/randnumb.h
/usr/include/ngspice/sen2defs.h
/usr/include/ngspice/sensdefs.h
/usr/include/ngspice/sensgen.h
/usr/include/ngspice/sharedspice.h
/usr/include/ngspice/sim.h
/usr/include/ngspice/smpdefs.h
/usr/include/ngspice/sperror.h
/usr/include/ngspice/spmatrix.h
/usr/include/ngspice/stringskip.h
/usr/include/ngspice/stringutil.h
/usr/include/ngspice/suffix.h
/usr/include/ngspice/swec.h
/usr/include/ngspice/tclspice.h
/usr/include/ngspice/tfdefs.h
/usr/include/ngspice/trandefs.h
/usr/include/ngspice/trcvdefs.h
/usr/include/ngspice/tskdefs.h
/usr/include/ngspice/twodev.h
/usr/include/ngspice/twomesh.h
/usr/include/ngspice/typedefs.h
/usr/include/ngspice/wallace.h
/usr/include/ngspice/wordlist.h
/usr/include/ngspice/wstdio.h
/usr/lib/libngspice.so
/usr/lib/pkgconfig/ngspice.pc