I have no idea!Code:[flexo@localhost ~]$ gcc who.c -o who [flexo@localhost ~]$ ./who What is your name?flexo! Darn glad to meet you, flexo!! [flexo@localhost ~]$ gcc --version gcc (GCC) 4.4.2 20091222 (Red Hat 4.4.2-20) Copyright (C) 2009 Free Software Foundation, Inc. This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.