+void try_map()
+{
+ char *m;
+
+ /* maybe add MAP_LOCKED */
+ m = mmap(NULL, 4096, PROT_WRITE, MAP_PRIVATE | MAP_ANONYMOUS | MAP_POPULATE , -1, 0);
+ if(m == (char*)-1) {
+ perror("mmap");
+ return;
+ }
+
+ printf("The mapping is at %p.\n", m);
+ strcpy(m, "Hello, Mapping!");
+}
+