the option RTLOD_NOLOAD is not portable. (not available in uClibc)
https://evolvis.org/scm/viewvc.php/jalimo/trunk/oe-overlay/packages/openjdk/openjdk-6-6b18-1.8/icedtea-jdk-RTLD_NOLOAD.patch?revision=840&view=markup&pathrev=867
--- w-openjdk-6.orig/openjdk-6/jdk/src/solaris/native/sun/security/pkcs11/j2secmod_md.c	2011-02-28 17:06:50.000000000 +0100
+++ w-openjdk-6/openjdk-6/jdk/src/solaris/native/sun/security/pkcs11/j2secmod_md.c	2011-08-10 14:41:26.700571862 +0200
@@ -51,7 +51,7 @@
 {
     const char *libName = (*env)->GetStringUTFChars(env, jLibName, NULL);
     // look up existing handle only, do not load
-    void *hModule = dlopen(libName, RTLD_NOLOAD);
+    void *hModule = dlopen(libName, RTLD_LAZY);
     dprintf2("-handle for %s: %u\n", libName, hModule);
     (*env)->ReleaseStringUTFChars(env, jLibName, libName);
     return (jlong)hModule;