# include <sys/types.h>
# ifdef HAVE_UTMPX_H
+# ifdef HAVE_UTMP_H
+ /* HPUX 10.20 needs utmp.h, for the definition of e.g., UTMP_FILE. */
+# include <utmp.h>
+# endif
# include <utmpx.h>
# define UTMP_STRUCT_NAME utmpx
# define UT_TIME_MEMBER(UT_PTR) ((UT_PTR)->ut_tv.tv_sec)
# define SET_UTMP_ENT setutxent
# define GET_UTMP_ENT getutxent
# define END_UTMP_ENT endutxent
-# define UTMP_NAME_FUNCTION utmpxname
+# ifdef HAVE_UTMPXNAME
+# define UTMP_NAME_FUNCTION utmpxname
+# endif
# else
# include <utmp.h>
+# if !HAVE_DECL_GETUTENT
+ struct utmp *getutent();
+# endif
# define UTMP_STRUCT_NAME utmp
# define UT_TIME_MEMBER(UT_PTR) ((UT_PTR)->ut_time)
# define SET_UTMP_ENT setutent
# define GET_UTMP_ENT getutent
# define END_UTMP_ENT endutent
-# define UTMP_NAME_FUNCTION utmpname
+# ifdef HAVE_UTMPNAME
+# define UTMP_NAME_FUNCTION utmpname
+# endif
# endif
/* Accessor macro for the member named ut_user or ut_name. */
# ifdef HAVE_UTMPX_H
# if HAVE_STRUCT_UTMPX_UT_USER
-# define UT_USER(Utmp) Utmp->ut_user
+# define UT_USER(Utmp) ((Utmp)->ut_user)
# endif
# if HAVE_STRUCT_UTMPX_UT_NAME
# undef UT_USER
-# define UT_USER(Utmp) Utmp->ut_name
+# define UT_USER(Utmp) ((Utmp)->ut_name)
# endif
# else