* Refer to mainunit for lazarus IDE

(cherry picked from commit 9320118189f1b03737e499c55e3e9157696ea895)

rtl/objpas/sysutils/syshelpb.inc

@@ -1,3 +1,4 @@
+{%MainUnit sysutils.pp}
 
 Class Function TBOOLHELPER.Parse(const S: string): Boolean; inline; static;
 

rtl/objpas/sysutils/syshelpf.inc

@@ -1,3 +1,4 @@
+{%MainUnit sysutils.pp}
 Class Function TFLOATHELPER.IsNan(const AValue: FLOATTYPE): Boolean; overload; inline; static;
 
 begin