net-snmp: Set ps flag value since it checks the host

The value the configure script uses is picked up
from the host machine ps, and there are cases when
the flag selection can be different. Which would
break reproducablity between builds on different
machines.

Signed-off-by: Jeremy A. Puhlman <jpuhlman@mvista.com>
Signed-off-by: Khem Raj <raj.khem@gmail.com>

meta-networking/recipes-protocols/net-snmp/net-snmp_5.9.4.bb

@@ -73,6 +73,7 @@ CACHED_CONFIGUREVARS = " \
     lt_cv_shlibpath_overrides_runpath=yes \
     ac_cv_path_UNAMEPROG=${base_bindir}/uname \
     ac_cv_path_PSPROG=${base_bindir}/ps \
+    ac_cv_ps_flags="-e" \
     ac_cv_file__etc_printcap=no \
     NETSNMP_CONFIGURE_OPTIONS= \
 "