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usleep() was deprecated by SUSv3 and newer LIBCs are starting to enforce that
deprecation.

diff --git a/gdb/linux-nat.c b/gdb/linux-nat.c
index 44a2a21..4e70f80 100644
--- a/gdb/linux-nat.c
+++ b/gdb/linux-nat.c
@@ -66,6 +66,7 @@
 #include "exceptions.h"
 #include "linux-ptrace.h"
 #include "buffer.h"
+#include <time.h>		/* for nanosleep */
 
 #ifndef SPUFS_MAGIC
 #define SPUFS_MAGIC 0x23c9b64e
@@ -625,6 +626,7 @@
   sigset_t prev_mask;
   int has_vforked;
   int parent_pid, child_pid;
+  struct timespec t;
 
   block_child_signals (&prev_mask);
 
@@ -841,7 +843,9 @@
 				    "LCFF: no VFORK_DONE "
 				    "support, sleeping a bit\n");
 
-	      usleep (10000);
+	      t.tv_sec = 0;
+	      t.tv_nsec = 10000000L;
+	      nanosleep(&t, NULL);
 
 	      /* Pretend we've seen a PTRACE_EVENT_VFORK_DONE event,
 		 and leave it pending.  The next linux_nat_resume call