diff --git a/src/backend/port/dynloader/netbsd.c b/src/backend/port/dynloader/netbsd.c
index 33d2571b493..9a4846d32e3 100644
--- a/src/backend/port/dynloader/netbsd.c
+++ b/src/backend/port/dynloader/netbsd.c
@@ -59,7 +59,7 @@ BSD44_derived_dlerror(void)
 void *
 BSD44_derived_dlopen(const char *file, int num)
 {
-#if defined(__mips__)
+#if !defined(HAVE_DLOPEN)
 	snprintf(error_message, sizeof(error_message),
 			 "dlopen (%s) not supported", file);
 	return NULL;
@@ -76,7 +76,7 @@ BSD44_derived_dlopen(const char *file, int num)
 void *
 BSD44_derived_dlsym(void *handle, const char *name)
 {
-#if defined(__mips__)
+#if !defined(HAVE_DLOPEN)
 	snprintf(error_message, sizeof(error_message),
 			 "dlsym (%s) failed", name);
 	return NULL;
@@ -101,8 +101,7 @@ BSD44_derived_dlsym(void *handle, const char *name)
 void
 BSD44_derived_dlclose(void *handle)
 {
-#if defined(__mips__)
-#else
+#if defined(HAVE_DLOPEN)
 	dlclose(handle);
 #endif
 }