diff --git a/cfg/windows.cfg b/cfg/windows.cfg
index ae2dc9224..39363b0b8 100644
--- a/cfg/windows.cfg
+++ b/cfg/windows.cfg
@@ -1461,10 +1461,45 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- 
+HFONT CreateFont(
+  _In_  int nHeight,
+  _In_  int nWidth,
+  _In_  int nEscapement,
+  _In_  int nOrientation,
+  _In_  int fnWeight,
+  _In_  DWORD fdwItalic,
+  _In_  DWORD fdwUnderline,
+  _In_  DWORD fdwStrikeOut,
+  _In_  DWORD fdwCharSet,
+  _In_  DWORD fdwOutputPrecision,
+  _In_  DWORD fdwClipPrecision,
+  _In_  DWORD fdwQuality,
+  _In_  DWORD fdwPitchAndFamily,
+  _In_  LPCTSTR lpszFace
+);
+-->
+  <function name="CreateFont">
+    <noreturn>false</noreturn>
+    <arg nr="-1">
+      <not-uninit/>
+    </arg>
+    <arg nr="14"/>
+  </function>
   <podtype name="LARGE_INTEGER" sign="s" size="8"/>
   <podtype name="POINTER_SIGNED" sign="s"/>
   <podtype name="POINTER_UNSIGNED" sign="u"/>
   <podtype name="ULARGE_INTEGER" sign="u" size="8"/>
   <define name="INVALID_HANDLE_VALUE" value="0"/>
   <define name="afx_msg" value=""/>
+  <function name="CaptureStackBackTrace">
+    <noreturn>false</noreturn>
+    <arg nr="1">
+      <not-uninit/>
+    </arg>
+    <arg nr="2">
+      <not-uninit/>
+    </arg>
+    <arg nr="4"/>
+  </function>
 </def>
diff --git a/test/cfg/posix.c b/test/cfg/posix.c
index 831803ab8..861683dcd 100644
--- a/test/cfg/posix.c
+++ b/test/cfg/posix.c
@@ -7,6 +7,7 @@
 // No warnings about bad library configuration, unmatched suppressions, etc. exitcode=0
 //
 
+#include <stdlib.h>
 #include <stdio.h> // <- FILE
 #include <dirent.h>
 #include <sys/mman.h>
@@ -126,6 +127,8 @@ void invalidFunctionArg() {
 void uninitvar(int fd) {
     int x;
     char buf[2];
+    int decimal, sign;  
+    double d;
     // cppcheck-suppress uninitvar
     write(x,"ab",2);
     // cppcheck-suppress uninitvar
@@ -143,8 +146,6 @@ void uninitvar(int fd) {
     pattern="";
     // cppcheck-suppress uninitvar
     regcomp(&reg, pattern, cflags);
-    int decimal, sign;  
-    double d;
     // cppcheck-suppress uninitvar
     // cppcheck-suppress unreadVariable
     char *buffer = ecvt(d, 11, &decimal, &sign);