From http://www.jwz.org/xscreensaver/xscreensaver-5.27.tar.gz

[xscreensaver] / utils / usleep.h

diff --git a/utils/usleep.h b/utils/usleep.h
index c40363ef4a09b48bc3f0619d0dd76116d4af5bf7..3225d66f02af3f5f841938e38426db827e5351d8 100644 (file)
--- a/utils/usleep.h
+++ b/utils/usleep.h
@@ -12,6 +12,14 @@
 #ifndef __SCREENHACK_USLEEP_H__
 #define __SCREENHACK_USLEEP_H__
 
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#ifdef HAVE_UNISTD_H
+# include <unistd.h>
+#endif
+
 extern void screenhack_usleep (unsigned long usecs);
 
 #undef usleep