Update 602-file-bgetc.markdown

Author: Joe7M

_build/reference/602-file-bgetc.markdown

@@ -1,11 +1,13 @@
 # BGETC
 
-> BGETC (fileN)
+> c = BGETC (fileN)
 
-Reads and returns a byte from file or device (Binary mode).
+Reads and returns a byte from file or device in binary mode.
 
 See BPUTC for writing bytes to a file or device.
 
+### Example
+
 ```
 ' create a binary file
 open "BinaryFile.txt" for output as #1