Fix header for getentropy on macOS

Re #1481

2 files changed, 7 insertions, 1 deletions

diff --git a/src/lib/entropy/getentropy/getentropy.cpp b/src/lib/entropy/getentropy/getentropy.cpp
index e578a4ed5..15bd8abe8 100644
--- a/src/lib/entropy/getentropy/getentropy.cpp
+++ b/src/lib/entropy/getentropy/getentropy.cpp
@@ -7,7 +7,11 @@
 
 #include <botan/internal/getentropy.h>
 
-#include <unistd.h>
+#if defined(BOTAN_TARGET_OS_IS_DARWIN)
+   #include <sys/random.h>
+#else
+   #include <unistd.h>
+#endif
 
 namespace Botan {
 
diff --git a/src/scripts/ci_build.py b/src/scripts/ci_build.py
index dfb65d629..5560ced51 100755
--- a/src/scripts/ci_build.py
+++ b/src/scripts/ci_build.py
@@ -170,6 +170,8 @@ def determine_flags(target, target_os, target_cpu, target_cc, cc_bin, ccache, ro
         if target_os == 'osx':
             # Test Boost on OS X
             flags += ['--with-boost']
+            # Travis has 10.12 as default image
+            flags += ['--with-os-features=getentropy']
         elif target_os == 'linux':
             flags += ['--with-lzma']