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-rw-r--r--lib/readutmp.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/readutmp.h b/lib/readutmp.h
index 5a08fdab4..6f512fad6 100644
--- a/lib/readutmp.h
+++ b/lib/readutmp.h
@@ -31,6 +31,10 @@
# 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)