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-rw-r--r--manual/examples/isockad.c23
1 files changed, 23 insertions, 0 deletions
diff --git a/manual/examples/isockad.c b/manual/examples/isockad.c
new file mode 100644
index 0000000000..54ec1cca4c
--- /dev/null
+++ b/manual/examples/isockad.c
@@ -0,0 +1,23 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include <netdb.h>
+
+void 
+init_sockaddr (struct sockaddr_in *name,
+	       const char *hostname,
+	       unsigned short int port)
+{
+  struct hostent *hostinfo;
+
+  name->sin_family = AF_INET;
+  name->sin_port = htons (port);
+  hostinfo = gethostbyname (hostname);
+  if (hostinfo == NULL) 
+    {
+      fprintf (stderr, "Unknown host %s.\n", hostname);
+      exit (EXIT_FAILURE);
+    }
+  name->sin_addr = *(struct in_addr *) hostinfo->h_addr;
+}