libwr2rf: add include for usleep

8130101b · Tristan Gingold · e11384ef · 8130101b
Commit 8130101b authored Mar 26, 2021 by Tristan Gingold
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init.c software/libwr2rf/init.c +2 -1

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--- a/software/libwr2rf/init.c
+++ b/software/libwr2rf/init.c
-#include <stdlib.h>
+#define _XOPEN_SOURCE 500
 #include <stdio.h>
+#include <unistd.h>
 #include "libwr2rf/board.h"
 #include "wr2rf_rfnco_regs.h"
 #include "regs.h"