anchor.diff:                  --with-persistent-directory=${localstatedir}/lib/net-snmp \
                   ${@oe.utils.conditional('SITEINFO_ENDIANNESS', 'le', '--with-endianness=little', '--with-endianness=big', d)} \
                   --with-openssl=${STAGING_EXECPREFIXDIR} \
  -"
  -
  -# net-snmp needs to have mib-modules=smux enabled to enable quagga to support snmp
  -EXTRA_OECONF += "--with-mib-modules=smux"
  +                --with-mib-modules='${MIB_MODULES}' \
  +"
  +
  +MIB_MODULES = ""
  +MIB_MODULES_append = " ${@bb.utils.filter('PACKAGECONFIG', 'smux', d)}"
   
   CACHED_CONFIGUREVARS = " \
       ac_cv_header_valgrind_valgrind_h=no \
  
positive.code: 
  TARGET_CC_ARCH += "${LDFLAGS}"
  
  PACKAGECONFIG ??= "${@bb.utils.filter('DISTRO_FEATURES', 'ipv6', d)} des"
  PACKAGECONFIG[elfutils] = "--with-elf, --without-elf, elfutils"
  PACKAGECONFIG[libnl] = "--with-nl, --without-nl, libnl"
  
  
negative.code: PACKAGECONFIG[perl] = "--enable-embedded-perl --with-perl-modules=yes, --disable-embedded-perl --with-perl-modules=no,\
                         perl,"
  PACKAGECONFIG[des] = "--enable-des,--disable-des"
  PACKAGECONFIG[smux] = ""
  
  EXTRA_OECONF = "--enable-shared \
                  --disable-manuals \
  