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-rw-r--r--newlib/libc/include/sys/_types.h1
-rw-r--r--newlib/libc/include/sys/types.h5
2 files changed, 5 insertions, 1 deletions
diff --git a/newlib/libc/include/sys/_types.h b/newlib/libc/include/sys/_types.h
index 32e7fefb1..041ad7497 100644
--- a/newlib/libc/include/sys/_types.h
+++ b/newlib/libc/include/sys/_types.h
@@ -175,5 +175,6 @@ typedef _TIMER_T_ __timer_t;
typedef unsigned short __nlink_t;
typedef long __suseconds_t; /* microseconds (signed) */
+typedef unsigned long __useconds_t; /* microseconds (unsigned) */
#endif /* _SYS__TYPES_H */
diff --git a/newlib/libc/include/sys/types.h b/newlib/libc/include/sys/types.h
index 3e803c3ab..f02f170e0 100644
--- a/newlib/libc/include/sys/types.h
+++ b/newlib/libc/include/sys/types.h
@@ -222,7 +222,10 @@ typedef __timer_t timer_t;
#define _TIMER_T_DECLARED
#endif
-typedef unsigned long useconds_t;
+#ifndef _USECONDS_T_DECLARED
+typedef __useconds_t useconds_t; /* microseconds (unsigned) */
+#define _USECONDS_T_DECLARED
+#endif
#ifndef _SUSECONDS_T_DECLARED
typedef __suseconds_t suseconds_t;