extern struct lwp_info *lwp_list;
/* Does the current host support PTRACE_GETREGSET? */
-extern int have_ptrace_getregset;
+enum tribool { TRIBOOL_UNKNOWN = -1, TRIBOOL_FALSE = 0, TRIBOOL_TRUE = 1 };
+extern enum tribool have_ptrace_getregset;
/* Iterate over each active thread (light-weight process). */
#define ALL_LWPS(LP) \