ExoRealPtr()
 Creates a real mode pointer from a protected mode pointer
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 C Prototype

     void *ExoRealPtr(void *pm_ptr)

 Returns

     This function returns the real mode pointer, or NULL if pm_ptr is in
     extended memory (not accessible in real mode).

 Description

     The pm_ptr argument is the protected mode pointer to be converted.  Note
     that if the real mode pointer is 0:0, the returned value is the same as
     an error value.

 Examples

     See example for _xalloclow().

 Files   Library is EXOSPACE.LIB, header file is Exospace.api.