Index: iodbcinst/dlf.h
--- iodbcinst/dlf.h.orig
+++ iodbcinst/dlf.h
@@ -81,7 +81,7 @@
 
 #if defined(HAVE_SHL_LOAD)
 #define DLDAPI_HP_SHL
-#elif defined(HAVE_LIBDL)
+#elif defined(HAVE_LIBDL) || defined(__OpenBSD__)
 #define DLDAPI_SVR4_DLFCN
 #elif defined(HAVE_DYLD)
 #define DLDAPI_MACX