--- configure.ac (Asterisk 13.38.3)
+++ configure.ac (working copy)
@@ -2300,2 +2300,3 @@
 
+AST_PKG_CONFIG_CHECK(NETSNMP, netsnmp-agent)
 AST_EXT_TOOL_CHECK([NETSNMP], [net-snmp-config], , [--agent-libs],