Purpose of commit: cleanup
Commit summary:
---------------
clean up a compilation warning about strcmp() not being defined.
0.76: please submit patches for this section with actual code/doc
patches!
+* pam_rootok: compilation warning noted by Tony den Haan wrt no
+ prototype for strcmp() (Bug 557322 - agmorgan).
* documentation: (a few of mine in passing) and app documentation
suggestions regarding PAM environment variables and module
documentation changes regarding the conversation function from Jenn
#include <unistd.h>
#include <syslog.h>
#include <stdarg.h>
+#include <string.h>
/*
* here, we make a definition for the externally accessible function