| 
	    plgver
	  ( | p_ver ); | 
Get the current library version number. Note: you must have allocated space for this (80 characters is safe).
p_ver
	  (PLCHAR_NC_VECTORReturned ascii character string (with preallocated length of 80 characters or more) containing the PLplot version number.
      Redacted form: plgver(p_ver)
    
This function is used in example 1.