diff -r 000000000000 -r 7d3c07f8acfb dl.c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/dl.c	Thu Dec 23 00:46:07 2010 +0100
@@ -0,0 +1,26 @@
+#include <stdio.h>
+#include <dlfcn.h>
+#include <stdlib.h>
+#include "dl.h"
+
+void *get_original_function(const char *soname, const char *name)
+{
+    const char* error;
+    void *handle = dlopen(soname, RTLD_LAZY);
+    void *rc;
+
+    if (!handle) {
+	fprintf(stderr, "dlopen on %s: %s\n", soname, dlerror());
+	exit(1);
+    }
+
+    dlerror();
+    rc = dlsym(handle, name);
+    if ((error = dlerror())) {
+	fprintf(stderr, "dlsym for %s: %s\n", name, error);
+	exit(1);
+    }
+    dlclose(handle);
+
+    return rc;
+}