Fix the return type of the getentropy stub

The return type of the getentropy stub is wrongly defined as ssize_t,
while both the <sys/random.h> header and the Linux implementation
define it as int. This patch fixes that.

Changelog:
	* stdlib/getentropy.c (getentropy): Change return type to int.

1 files changed, 4 insertions, 0 deletions

diff --git a/ChangeLog b/ChangeLog
index 90dd59045b..1d336afb25 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,9 @@
 2017-08-03  Aurelien Jarno  <aurelien@aurel32.net>
 
+	* stdlib/getentropy.c (getentropy): Change return type to int.
+
+2017-08-03  Aurelien Jarno  <aurelien@aurel32.net>
+
 	* sysdeps/i386/i686/fpu/multiarch/libm-test-ulps: Regenerated.
 
 2017-08-03  Joseph Myers  <joseph@codesourcery.com>