kernel32: Add SetSearchPathMode stub.

dlls/kernel32/kernel32.spec

@@ -1429,7 +1429,7 @@
 # @ stub SetProcessUserModeExceptionPolicy
 @ stdcall SetProcessWorkingSetSize(long long long)
 # @ stub SetProcessWorkingSetSizeEx
-# @ stub SetSearchPathMode
+@ stdcall SetSearchPathMode(long)
 @ stdcall SetStdHandle(long long)
 # @ stub SetStdHandleEx
 @ stdcall SetSystemFileCacheSize(long long long)

dlls/kernel32/path.c

@@ -2088,3 +2088,10 @@ BOOL WINAPI CheckNameLegalDOS8Dot3W(const WCHAR *name, char *oemname, DWORD oemn
 
     return TRUE;
 }
+
+BOOL WINAPI SetSearchPathMode(DWORD flags)
+{
+    FIXME("(%x): stub\n", flags);
+    SetLastError( ERROR_CALL_NOT_IMPLEMENTED );
+    return FALSE;
+}