Deal with rpaths using the method from Packaging Guidelines

No need to rerun autotools and BuildRequire them.

Though now we need to set LD_LIBRARY_PATH for "make check", because
even the test binaries now do not have rpath and would not find
libhwloc.so.* without it.

hwloc.spec

@@ -19,7 +19,6 @@ BuildRequires: libXNVCtrl-devel
 BuildRequires: ncurses-devel
 BuildRequires: transfig doxygen w3m
 BuildRequires: texlive-latex texlive-makeindex
-BuildRequires: autoconf automake libtool
 BuildRequires: desktop-file-utils
 %ifnarch s390 s390x %{arm}
 BuildRequires: numactl-devel
@@ -81,9 +80,10 @@ Requires:  %{name}-plugins%{?_isa} = %{version}-%{release}
 %autosetup -p1
 
 %build
-# Remove rpaths
-autoreconf --force --install
 %configure --enable-plugins --disable-silent-rules
+# Remove rpaths
+sed -i 's|^hardcode_libdir_flag_spec=.*|hardcode_libdir_flag_spec=""|g' libtool
+sed -i 's|^runpath_var=LD_RUN_PATH|runpath_var=DIE_RPATH_DIE|g' libtool
 make %{?_smp_mflags}
 
 %install
@@ -108,7 +108,7 @@ ln %{buildroot}%{_mandir}/man1/lstopo-no-graphics.1 %{buildroot}%{_mandir}/man1/
 rm %{buildroot}%{_datadir}/%{name}/hwloc-dump-hwdata.service
 
 %check
-make check
+LD_LIBRARY_PATH=$PWD/src/.libs make check
 
 %post libs -p /sbin/ldconfig