0xc1 is the EBCDIC character set code for A. The author is testing for such a machine.
http://www.ibm.com/support/knowledgecenter/en/SSGH4D_15.1.3/com.ibm.xlf1513.aix.doc/language_ref/asciit.html
0xc1 is the EBCDIC character set code for A. The author is testing for such a machine.
http://www.ibm.com/support/knowledgecenter/en/SSGH4D_15.1.3/com.ibm.xlf1513.aix.doc/language_ref/asciit.html