gnu.cfg: Added support for more interface, found by daca@home

cfg/gnu.cfg

@@ -1237,6 +1237,24 @@
       <not-bool/>
     </arg>
   </function>
+  <!-- int euidaccess(const char *pathname, int mode); -->
+  <!-- int eaccess(const char *pathname, int mode); -->
+  <!-- Ref: https://man7.org/linux/man-pages/man3/euidaccess.3.html
+         Conforming to: These functions are nonstandard. Some other systems have an eaccess() function. -->
+  <function name="euidaccess,eaccess">
+    <use-retval/>
+    <returnValue type="int"/>
+    <noreturn>false</noreturn>
+    <leak-ignore/>
+    <arg nr="1" direction="in">
+      <not-uninit/>
+      <not-null/>
+    </arg>
+    <arg nr="2" direction="in">
+      <not-uninit/>
+      <not-bool/>
+    </arg>
+  </function>
   <!-- char * dcgettext (const char *domainname, const char *msgid, int category); -->
   <function name="dcgettext">
     <noreturn>false</noreturn>