diff -urNp a/man/snmp_config.5.def b/man/snmp_config.5.def

--- a/man/snmp_config.5.def	2017-06-26 11:30:42.728527539 +0200

+++ b/man/snmp_config.5.def	2017-06-26 11:33:19.766436329 +0200

@@ -179,14 +179,28 @@ during normal configuration file process

 .RS

 .nf

 # include site specific config

-include site.conf

+includeFile site.conf

 .RE

 .PP

-This will search every directory in the configuration path for files

-named site.conf, and will process those files before returning to the

-processing of the original file. Note that if '.conf' is omitted,

-it will be appended. That is, all configuration files must end

-in '.conf'.

+This will load the specified configuration file. The

+path to file must be either absolute, starting with '/',

+or relative. The relative path is then relative to the directory

+where the parent file with 'includeFile' directive resides.

+.PP

+The included file name does not need to have '.conf' suffix.

+.PP

+.RS

+.nf

+# include a all *.conf files in a directory

+includeDir /etc/snmp/config.d

+.RE

+.PP

+This will search specified directory for all files with '.conf'

+suffix and process them as if they were included using includeFile

+directive. The configuration files are not processed in any particular

+order.

+.PP

+The specified directory must be absolute directory path.

 .SH "API INTERFACE"

 .PP

 Information about writing C code that makes use of this system in