diff --git a/cfg/posix.cfg b/cfg/posix.cfg
index afb75a625..b7132c2e2 100644
--- a/cfg/posix.cfg
+++ b/cfg/posix.cfg
@@ -5386,6 +5386,10 @@ The function 'mktemp' is considered to be dangerous due to race conditions and s
     <dealloc>freeaddrinfo</dealloc>
   </memory>
   <!-- This type definitions refer to http://pubs.opengroup.org/onlinepubs/009695399/basedefs/sys/types.h.html-->
+  <podtype name="u_char" sign="u" stdtype="char"/>
+  <podtype name="u_short" sign="u" stdtype="short"/>
+  <podtype name="u_int" sign="u" stdtype="int"/>
+  <podtype name="u_long" sign="u" stdtype="long"/>
   <podtype name="in_port_t" sign="u" size="2"/>
   <podtype name="in_addr_t" sign="u" size="4"/>
   <podtype name="nfds_t" sign="u"/>
@@ -5494,4 +5498,5 @@ The function 'mktemp' is considered to be dangerous due to race conditions and s
   <define name="SIGPROF" value="27"/>
   <define name="SIGPOLL" value="29"/>
   <define name="SIGSYS" value="31"/>
+  <define name="TAILQ_HEAD(name,type)" value="struct name { type *first; type *last; }"/>
 </def>