diff --git a/src/timeout.c b/src/timeout.c
index 0063378..df199a0 100644
--- a/src/timeout.c
+++ b/src/timeout.c
@@ -20,6 +20,9 @@
 #include <sys/time.h>
 #include <sys/times.h>
 #include <unistd.h>
+#ifndef CLK_TCK
+#define CLK_TCK (sysconf(_SC_CLK_TCK));
+#endif
 #endif
 
 /*=========================================================================*\
diff --git a/src/usocket.c b/src/usocket.c
index 49ccdcb..f5939a9 100644
--- a/src/usocket.c
+++ b/src/usocket.c
@@ -16,6 +16,7 @@
 * RCS ID: $Id$
 \*=========================================================================*/
 #include <string.h>
+#include <signal.h>
 
 #include "socket.h"
 
@@ -24,11 +25,14 @@
 \*-------------------------------------------------------------------------*/
 int sock_open(void)
 {
-    /* instals a handler to ignore sigpipe or it will crash us */
+#if DOESNT_COMPILE_TRY_THIS
     struct sigaction ignore;
     memset(&ignore, 0, sizeof(ignore));
     ignore.sa_handler = SIG_IGN;
     sigaction(SIGPIPE, &ignore, NULL);
+#endif
+    /* instals a handler to ignore sigpipe or it will crash us */
+    signal(SIGPIPE, SIG_IGN);
     return 1;
 }