--- a/project_files/hwc/rtl/system.h	Mon May 04 17:48:57 2015 +0300
+++ b/project_files/hwc/rtl/system.h	Mon May 04 17:49:15 2015 +0300
@@ -93,6 +93,7 @@
 #define     fpcrtl_Assigned                                 fpcrtl_assigned
 
 Integer     fpcrtl_trunc(extended n);
+Integer     fpcrtl_ceil(extended n);
 
 #define     fpcrtl_val(s, a)                                fpcrtl_val__vars(s, &(a))
 void        __attribute__((overloadable))                   fpcrtl_val__vars(string255 s, LongInt *a);