Library functions and modules should be in the 3 man page section. Also the files should end in '.3'

Makefile

@@ -161,4 +161,4 @@ deb: debian
 # for arch or gentoo, read instructions in the appropriate 'packaging' subdirectory directory
 
 modulepages:
-	hacking/module_formatter.py -A $(VERSION) -t man -o docs/man/man1/ --module-dir=library --template-dir=hacking/templates
+	hacking/module_formatter.py -A $(VERSION) -t man -o docs/man/man3/ --module-dir=library --template-dir=hacking/templates

hacking/module_formatter.py

@@ -251,7 +251,7 @@ def main():
     if args.type == 'man':
         env.filters['jpfunc'] = man_ify
         template = env.get_template('man.j2')
-        outputname = "ansible.%s.man"
+        outputname = "ansible.%s.3"
         includecmt = ""
         includefmt = ""
     if args.type == 'rst':

packaging/rpm/ansible.spec

@@ -40,8 +40,9 @@ are transferred to managed machines automatically.
 mkdir -p $RPM_BUILD_ROOT/etc/ansible/
 cp examples/hosts $RPM_BUILD_ROOT/etc/ansible/
 cp examples/ansible.cfg $RPM_BUILD_ROOT/etc/ansible/
-mkdir -p $RPM_BUILD_ROOT/%{_mandir}/man1/
+mkdir -p $RPM_BUILD_ROOT/%{_mandir}/{man1,man3}/
 cp -v docs/man/man1/*.1 $RPM_BUILD_ROOT/%{_mandir}/man1/
+cp -v docs/man/man3/*.3 $RPM_BUILD_ROOT/%{_mandir}/man3/
 mkdir -p $RPM_BUILD_ROOT/%{_datadir}/ansible
 cp -v library/* $RPM_BUILD_ROOT/%{_datadir}/ansible/
 
@@ -56,6 +57,7 @@ rm -rf $RPM_BUILD_ROOT
 %config(noreplace) %{_sysconfdir}/ansible
 %doc README.md PKG-INFO COPYING
 %doc %{_mandir}/man1/ansible*
+%doc %{_mandir}/man3/ansible.*
 %doc examples/playbooks
 
 %changelog