diff --git a/glibc.spec b/glibc.spec
index 497fb0c..3f03dc3 100644
--- a/glibc.spec
+++ b/glibc.spec
@@ -107,7 +107,7 @@
 %endif
 
 Name:          glibc
-Version:       2.25
+Version:       2.26
 Release:       2mamba
 Summary:       The GNU libc libraries
 Group:         System/Libraries
@@ -329,7 +329,7 @@ Cross Platform glibc for %{_target_platform}.
 
 %prep
 %setup -q -n %{name}-%{version}
-# -D -T
+#-D -T
 #:<< ___EOF
 %patch5 -p1
 %patch17 -p1
@@ -538,7 +538,7 @@ function build_glibc() {
    # hack, diable nptl for bootstrap gcc
    opt_tls="--enable-add-ons --with-tls --disable-sanity-checks"
 %else
-   opt_tls="--enable-add-ons --with-tls --enable-obsolete-rpc"
+   opt_tls="--enable-add-ons --with-tls"
 %endif
 
 %if %{build_selinux}
@@ -640,11 +640,18 @@ rm -f %{buildroot}%{_sbindir}/nscd
 %endif
 
 # install rpc headers removed since glibc 2.14 but required by e.g. samba and libtirpc
-install -d -m0755 %{buildroot}%{glibc_includedir}/rpc
-cp -v ../glibc-%{version}/sunrpc/rpc/*.h %{buildroot}%{glibc_includedir}/rpc/
-install -d -m0755 %{buildroot}%{glibc_includedir}/rpcsvc
-cp -v ../glibc-%{version}/sunrpc/rpcsvc/*.h %{buildroot}%{glibc_includedir}/rpcsvc/
-cp -v ../glibc-%{version}/nis/rpcsvc/*.h %{buildroot}%{glibc_includedir}/rpcsvc/
+#install -d -m0755 %{buildroot}%{glibc_includedir}/rpc
+#cp -v ../glibc-%{version}/sunrpc/rpc/*.h %{buildroot}%{glibc_includedir}/rpc/
+#install -d -m0755 %{buildroot}%{glibc_includedir}/rpcsvc
+#cp -v ../glibc-%{version}/sunrpc/rpcsvc/*.h %{buildroot}%{glibc_includedir}/rpcsvc/
+#cp -v ../glibc-%{version}/nis/rpcsvc/*.h %{buildroot}%{glibc_includedir}/rpcsvc/
+
+rm -f %{buildroot}%{_libdir}/libnsl.*
+
+%if "%{_target_platform}" == "%{_host}"
+# 2.26: workaround for header required by external libnss_nis
+install -D -m0644 resolv/mapv4v6addr.h %{buildroot}%{_includedir}/resolv/mapv4v6addr.h
+%endif
 
 %if "%{?stage1}" != "1"
 ## strip debug symbols
@@ -773,7 +780,7 @@ exit 0
 %{_bindir}/localedef
 %{_bindir}/makedb
 %{_bindir}/pldd
-%{_bindir}/rpcgen
+#%{_bindir}/rpcgen
 %{_bindir}/sprof
 %{_bindir}/tzselect
 /sbin/sln
@@ -862,7 +869,7 @@ exit 0
 %{_bindir}/localedef
 #%{_bindir}/makedb
 %{_bindir}/pldd
-%{_bindir}/rpcgen
+#%{_bindir}/rpcgen
 %{_bindir}/sprof
 %{_bindir}/tzselect
 /sbin/sln
@@ -926,6 +933,12 @@ exit 0
 %endif
 
 %changelog
+* Sat Sep 30 2017 Silvan Calarco <silvan.calarco@mambasoft.it> 2.26-2mamba
+- rebuilt without --enable-obsolete-rpc
+
+* Sat Sep 09 2017 Automatic Build System <autodist@mambasoft.it> 2.26-1mamba
+- automatic version update by autodist
+
 * Sun Jul 23 2017 Silvan Calarco <silvan.calarco@mambasoft.it> 2.25-2mamba
 - patch to fix unexported function in libresolv breaking runtime and buildtime things