diff --git a/cfg/std.cfg b/cfg/std.cfg
index 2d0b91cea..f8ed05866 100644
--- a/cfg/std.cfg
+++ b/cfg/std.cfg
@@ -14,6 +14,7 @@
   <function name="asin"><pure/><noreturn>false</noreturn><leak-ignore/><arg nr="1"><not-uninit/></arg></function>
   <function name="atan"><pure/><noreturn>false</noreturn><leak-ignore/><arg nr="1"><not-uninit/></arg></function>
   <function name="atan2"><pure/><noreturn>false</noreturn><leak-ignore/><arg nr="1"><not-uninit/></arg><arg nr="2"><not-uninit/></arg></function>
+  <function name="atexit"><pure/><noreturn>false</noreturn><leak-ignore/><arg nr="1"><not-null/></arg></function>
   <function name="atof"><pure/><noreturn>false</noreturn><leak-ignore/><arg nr="1"><not-uninit/></arg></function>
   <function name="atoi"><pure/><noreturn>false</noreturn><leak-ignore/><arg nr="1"><not-uninit/></arg></function>
   <function name="atol"><pure/><noreturn>false</noreturn><leak-ignore/><arg nr="1"><not-uninit/></arg></function>
@@ -25,6 +26,7 @@
 	  <leak-ignore/>
 	  <arg nr="1"><not-null/><not-uninit/></arg>
   </function>
+  <function name="clock"><noreturn>false</noreturn><leak-ignore/></function>
   <function name="cos"><pure/><noreturn>false</noreturn><leak-ignore/><arg nr="1"><not-uninit/></arg></function>
   <function name="cosh"><pure/><noreturn>false</noreturn><leak-ignore/><arg nr="1"><not-uninit/></arg></function>
   <function name="ctime">
@@ -198,12 +200,30 @@
         <arg nr="3"><not-uninit/></arg>
         <arg nr="4"><not-null/><not-uninit/></arg>
   </function>
+  <function name="mblen">
+        <noreturn>false</noreturn>
+        <leak-ignore/>
+        <arg nr="1"><not-uninit/></arg>
+        <arg nr="2"><not-uninit/></arg>
+  </function>
+  <function name="mbtowc">
+        <noreturn>false</noreturn>
+        <leak-ignore/>
+        <arg nr="2"><not-uninit/></arg>
+        <arg nr="3"><not-uninit/></arg>
+  </function>
   <function name="mbstowcs">
         <noreturn>false</noreturn>
         <leak-ignore/>
         <arg nr="2"><not-null/><not-uninit/></arg>
         <arg nr="3"><not-uninit/></arg>
   </function>
+  <function name="wctomb">
+        <noreturn>false</noreturn>
+        <leak-ignore/>
+        <arg nr="1"><not-uninit/></arg>
+        <arg nr="2"><not-uninit/></arg>
+  </function>
   <function name="wcstombs">
         <noreturn>false</noreturn>
         <leak-ignore/>
@@ -215,6 +235,10 @@
 	  <leak-ignore/>
 	  <arg nr="1"><not-null/><not-uninit/></arg>
   </function>
+  <function name="getchar">
+	  <noreturn>false</noreturn>
+	  <leak-ignore/>
+  </function>
   <function name="ungetc">
 		<noreturn>false</noreturn>
 		<leak-ignore/>
@@ -251,6 +275,7 @@
   <function name="isupper"> <pure/><noreturn>false</noreturn> <leak-ignore/>  <arg nr="1"><valid>0:255</valid></arg> </function>
   <function name="isxdigit"><pure/><noreturn>false</noreturn> <leak-ignore/>  <arg nr="1"><valid>0:255</valid></arg> </function>
   <function name="labs">    <pure/><noreturn>false</noreturn><leak-ignore/>   <arg nr="1"><not-uninit/></arg></function>
+  <function name="llabs">   <pure/><noreturn>false</noreturn><leak-ignore/>   <arg nr="1"><not-uninit/></arg></function>
   <function name="ldexp">
        <pure/>
        <noreturn>false</noreturn>
@@ -265,6 +290,7 @@
   <function name="srand">
        <noreturn>false</noreturn>
        <leak-ignore/>
+       <arg nr="1"><not-uninit/></arg>
   </function>
   <function name="ldiv">
        <pure/>
@@ -273,6 +299,13 @@
        <arg nr="1"><not-uninit/></arg>
        <arg nr="2"><not-uninit/></arg>
   </function>
+  <function name="lldiv">
+       <pure/>
+       <noreturn>false</noreturn>
+       <leak-ignore/>
+       <arg nr="1"><not-uninit/></arg>
+       <arg nr="2"><not-uninit/></arg>
+  </function>
   <function name="localtime">
 	  <noreturn>false</noreturn>
 	  <leak-ignore/>
@@ -463,6 +496,7 @@
   <resource>
     <dealloc>fclose</dealloc>
     <alloc init="true">fopen</alloc>
+    <alloc init="true">tmpfile</alloc>
     <alloc init="true">freopen</alloc>
   </resource>
 
@@ -654,6 +688,13 @@
 	  <arg nr="1"><not-null/><not-uninit/></arg>
 	  <arg nr="2"><valid>0:255</valid></arg>
   </function>
+  <function name="strbprk">
+    <noreturn>false</noreturn>
+    <leak-ignore/>
+    <pure/>
+    <arg nr="1"><not-null/><not-uninit/></arg>
+    <arg nr="2"><not-null/><not-uninit/></arg>
+  </function>
   <function name="wcsrchr">
 	  <noreturn>false</noreturn>
 	  <leak-ignore/>
@@ -711,8 +752,15 @@
 	  <arg nr="1"><not-null/><not-uninit/>
 	  </arg> <arg nr="3"><valid>0,2:36</valid></arg>
   </function>
+  <function name="time"> <noreturn>false</noreturn> <leak-ignore/> </function>
+  <function name="tmpnam"> <noreturn>false</noreturn> <leak-ignore/> <arg nr="1"><not-uninit/></arg></function>
+  <function name="tmpfile"> <noreturn>false</noreturn> </function>
   <function name="tolower"> <noreturn>false</noreturn> <leak-ignore/> <arg nr="1"><valid>0:255</valid></arg> </function>
   <function name="toupper"> <noreturn>false</noreturn> <leak-ignore/> <arg nr="1"><valid>0:255</valid></arg> </function>
+  <function name="va_arg">   <noreturn>false</noreturn> <leak-ignore/> </function>
+  <function name="va_copy">  <noreturn>false</noreturn> <leak-ignore/> </function>
+  <function name="va_end">   <noreturn>false</noreturn> <leak-ignore/> </function>
+  <function name="va_start"> <noreturn>false</noreturn> <leak-ignore/> </function>
   <function name="wcstof">
 	  <noreturn>false</noreturn>
 	  <leak-ignore/>