• Build system: Search the "rt" library for clock_gettime(). This fixes build issues on Mac OS X. Thanks to Yann E. Morni for this fix. #9
• Build system: The --with[out]-ncurses option has been added and allows to enforce/disable the building of "noping". Thanks to Thomas Deutschmann for the patch. #15
• Build system: Compatibility code to work with pkg-config < 0.27 has been added. #22
• liboping: Creation of ICMPv4 packets has been fixed: due to an incorrect sizeof() the payload may have been prefixed by 20 zero bytes, resulting in larger packets than desired. Thanks to Kyle Zhou for reporting and fixing this. #10
• liboping: The number of file descriptors used has been reduced to at most two (from one per host). This and a few other optimizations significantly improve performance. Thanks to Luke Heberling for the patch. #11
• oping, noping: Handling of the -O command line flag has been fixed.
• oping, noping: The -b option has been added and enables a bell whenever an echo reply is received. Thanks to Antoine Beaupré for the patch. #6
• noping: The background color has been changed to use the terminal default. Thanks to @middleO. #18
• noping: The ability to add hosts after "noping" has started (the a key) has been added. Thanks to Hamish Coleman for the patch. #20, #23