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-rw-r--r--posix/unistd.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/posix/unistd.h b/posix/unistd.h
index 70b10c6a88..a8c9aa9245 100644
--- a/posix/unistd.h
+++ b/posix/unistd.h
@@ -1157,7 +1157,7 @@ extern int pthread_atfork (void (*__prepare) (void),
void (*__child) (void)) __THROW;
#endif
-#ifdef __USE_GNU
+#ifdef __USE_MISC
/* Write LENGTH bytes of randomness starting at BUFFER. Return 0 on
success or -1 on error. */
int getentropy (void *__buffer, size_t __length) __wur;