%__kernel_rel %{__kernel_qf %{R}}
%__kernel_rpmvr %{__kernel_qf %{V}-%{R}}
-%_kernel_ver %{__kernel_ver}%{?with_dist_kernel:%(echo %{__kernel_ver} | grep -q -e - || echo -%{__kernel_rel})}
-%_kernel_ver_str %(echo %{!?_without_dist_kernel:%{__kernel_rpmvr}}%{?_without_dist_kernel:%{__kernel_ver}} | sed -e 's/-/_/g')
-
-# `uname -r` to be used in @release field
-%_kernel_vermagic %(echo %{_kernel_ver} | sed -e 's/-/_/g')
+%_kernel_ver %{!?_without_dist_kernel:%{__kernel_rpmvr}}%{?_without_dist_kernel:%{__kernel_ver}}
+%_kernel_ver_str %(echo %{_kernel_ver} | tr '-' '_')
# Requires name = version-release
%requires_releq() %{!?1:ERROR}%{?2:ERROR}%{?1:%{!?2:%{expand:%%requires_eq_to -r %1 %1}}}