--- a/ExternalLibraryFunction.st	Sat Apr 13 18:03:27 2019 +0200
+++ b/ExternalLibraryFunction.st	Sat Apr 13 18:26:18 2019 +0200
@@ -1385,7 +1385,7 @@
 	    self primitiveFailed.
 	].
 
-	"/ and it must be a kind of ExternalStructure !
+	"/ and it must be a kind of ExternalStructure
 	(aReceiverOrNil isKindOf:ExternalStructure) ifFalse:[
 	    self primitiveFailed.
 	].