Run libtoolize to not strip link flags (bug #1548732)

netcdf.spec

@@ -1,6 +1,6 @@
 Name:           netcdf
 Version:        4.4.1.1
-Release:        8%{?dist}
+Release:        9%{?dist}
 Summary:        Libraries for the Unidata network Common Data Form
 
 Group:          Applications/Engineering
@@ -11,6 +11,7 @@ Source0:        https://github.com/Unidata/netcdf-c/archive/v%{version}.tar.gz#/
 # https://github.com/Unidata/netcdf-c/pull/333
 Patch0:         netcdf-err.patch
 
+BuildRequires:  libtool
 BuildRequires:  chrpath
 BuildRequires:  doxygen
 BuildRequires:  hdf-static
@@ -201,6 +202,9 @@ m4 libsrc/ncx.m4 > libsrc/ncx.c
 %{nil}
 export LDFLAGS="%{__global_ldflags} -L%{_libdir}/hdf"
 
+# Upstream libtool is stripping -spec from link command
+libtoolize --force
+
 # Serial build
 mkdir build
 pushd build
@@ -337,6 +341,9 @@ done
 
 
 %changelog
+* Mon Apr 09 2018 Orion Poplawski <orion@nwra.com> - 4.4.1.1-9
+- Run libtoolize to not strip link flags (bug #1548732)
+
 * Thu Feb 08 2018 Fedora Release Engineering <releng@fedoraproject.org> - 4.4.1.1-8
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild