diff --git a/src/gtx/curses_test.c b/src/gtx/curses_test.c
index 2255ff4b30..4b3f32d3d2 100644
--- a/src/gtx/curses_test.c
+++ b/src/gtx/curses_test.c
@@ -14,6 +14,10 @@
 #include <afsconfig.h>
 #include <afs/param.h>
 
+#if defined(AFS_HPUX110_ENV) && !defined(__HP_CURSES)
+# define __HP_CURSES
+#endif
+
 #if defined(HAVE_NCURSES_H)
 # include <ncurses.h>
 #elif defined(HAVE_CURSES_H)
diff --git a/src/gtx/gtxcurseswin.h b/src/gtx/gtxcurseswin.h
index a60f05c725..d513ea130a 100644
--- a/src/gtx/gtxcurseswin.h
+++ b/src/gtx/gtxcurseswin.h
@@ -12,6 +12,10 @@
 
 #include "gtxwindows.h"		/*Base gator window dfns */
 
+#if defined(AFS_HPUX110_ENV) && !defined(__HP_CURSES)
+# define __HP_CURSES
+#endif
+
 #if defined(HAVE_NCURSES_H)
 # include <ncurses.h>
 #elif defined(HAVE_CURSES_H)