disable modem functionality on openbsd

src/mod/applications/mod_spandsp/mod_spandsp.c

@@ -801,8 +801,9 @@ SWITCH_MODULE_LOAD_FUNCTION(mod_spandsp_init)
 		switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Couldn't bind!\n");
 	}
 
-
+#if defined(MODEM_SUPPORT)
 	modem_global_init(module_interface, pool);
+#endif
 
 	switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "mod_spandsp loaded, using spandsp library version [%s]\n", SPANDSP_RELEASE_DATETIME_STRING);
 
@@ -817,7 +818,9 @@ SWITCH_MODULE_SHUTDOWN_FUNCTION(mod_spandsp_shutdown)
 
 	mod_spandsp_fax_shutdown();
 	mod_spandsp_dsp_shutdown();
+#if defined(MODEM_SUPPORT)
 	modem_global_shutdown();
+#endif
 
 	if (spandsp_globals.tones) {
 		switch_core_hash_destroy(&spandsp_globals.tones);

src/mod/applications/mod_spandsp/mod_spandsp_modem.h

@@ -35,7 +35,7 @@
 #undef HAVE_STDLIB_H
 #include "switch_private.h"
 #endif
-#if defined(HAVE_OPENPTY) || defined(HAVE_DEV_PTMX) || defined(HAVE_POSIX_OPENPT) || WIN32
+#if  !defined(__OpenBSD__) && (defined(HAVE_OPENPTY) || defined(HAVE_DEV_PTMX) || defined(HAVE_POSIX_OPENPT) || WIN32)
 #define MODEM_SUPPORT 1
 #if !defined(HAVE_POSIX_OPENPT) && !defined(HAVE_DEV_PTMX) && !defined(WIN32)
 #define USE_OPENPTY 1
@@ -55,6 +55,7 @@
 #include <termios.h>
 #elif defined(__SunOS)
 #include <termios.h>
+#elif defined(__OpenBSD__)
 #else
 #include <pty.h>
 #endif