diff --git a/ConfigureChecks.cmake b/ConfigureChecks.cmake
index 739fe7c32b..563dc0da02 100644
--- a/ConfigureChecks.cmake
+++ b/ConfigureChecks.cmake
@@ -75,7 +75,15 @@ include(CheckSymbolExists)
 # Platform-specific functions used in platform-specific code.
 # We check for them only on the platform on which we use them.
 #
-if(CMAKE_SYSTEM_NAME STREQUAL "SunOS" AND CMAKE_SYSTEM_VERSION MATCHES "5[.][0-9.]*")
+if(CMAKE_SYSTEM_NAME STREQUAL "HP-UX")
+	#
+	# HP-UX
+	#
+	cmake_push_check_state()
+	set(CMAKE_REQUIRED_LIBRARIES ${CMAKE_DL_LIBS})
+	check_function_exists("dlget"           HAVE_DLGET)
+	cmake_pop_check_state()
+elseif(CMAKE_SYSTEM_NAME STREQUAL "SunOS" AND CMAKE_SYSTEM_VERSION MATCHES "5[.][0-9.]*")
 	#
 	# Solaris
 	#
diff --git a/cmakeconfig.h.in b/cmakeconfig.h.in
index cba6e062e6..89913c881d 100644
--- a/cmakeconfig.h.in
+++ b/cmakeconfig.h.in
@@ -80,6 +80,12 @@
 /* Define if LIBSSH has ssh_userauth_agent() function */
 #cmakedefine HAVE_SSH_USERAUTH_AGENT 1
 
+/* Define if you have the 'dlget' function. */
+#cmakedefine HAVE_DLGET 1
+
+/* Define if you have the 'getexecname' function. */
+#cmakedefine HAVE_GETEXECNAME 1
+
 /* Define if you have the 'floorl' function. */
 #cmakedefine HAVE_FLOORL 1
 
diff --git a/wsutil/filesystem.c b/wsutil/filesystem.c
index e76e285414..4fa77ea21f 100644
--- a/wsutil/filesystem.c
+++ b/wsutil/filesystem.c
@@ -40,7 +40,7 @@
 #include <sys/types.h>
 #include <sys/sysctl.h>
 #endif
-#ifdef HAVE_DLADDR
+#ifdef HAVE_DLGET
 #include <dlfcn.h>
 #endif
 #include <pwd.h>
@@ -416,8 +416,9 @@ get_executable_path(void)
         return NULL;
     executable_path[r] = '\0';
     return executable_path;
-#elif (defined(sun) || defined(__sun)) && defined(HAVE_GETEXECNAME)
+#elif defined(HAVE_GETEXECNAME)
     /*
+     * Solaris, with getexecname().
      * It appears that getexecname() dates back to at least Solaris 8,
      * but /proc/{pid}/path is first documented in the Solaris 10 documentation,
      * so we use getexecname() if available, rather than /proc/self/path/a.out
@@ -425,6 +426,19 @@ get_executable_path(void)
      * executable image file).
      */
     return getexecname();
+#elif defined(HAVE_DLGET)
+    /*
+     * HP-UX 11, with dlget(); use dlget() and dlgetname().
+     * See
+     *
+     *  https://web.archive.org/web/20081025174755/http://h21007.www2.hp.com/portal/site/dspp/menuitem.863c3e4cbcdc3f3515b49c108973a801?ciid=88086d6e1de021106d6e1de02110275d6e10RCRD#two
+     */
+    struct load_module_desc desc;
+
+    if (dlget(-2, &desc, sizeof(desc)) != NULL)
+        return dlgetname(&desc, sizeof(desc), NULL, NULL, NULL);
+    else
+        return NULL;
 #else
     /* Fill in your favorite UN*X's code here, if there is something */
     return NULL;