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authorElliott Hughes <enh@google.com>2018-11-28 16:22:32 -0800
committerRob Landley <rob@landley.net>2018-11-28 19:21:19 -0600
commita38fcb7587d5be68656a7e9492617200249770c9 (patch)
treecfc3ed9d9a51e82531f49b0f8309bc4a56915daf /lib
parentacfbb13661f425631ee7e7f01daa1eb2f3169945 (diff)
downloadtoybox-a38fcb7587d5be68656a7e9492617200249770c9.tar.gz
macOS: there's no <features.h> on the Mac.
Diffstat (limited to 'lib')
-rw-r--r--lib/portability.h7
1 files changed, 4 insertions, 3 deletions
diff --git a/lib/portability.h b/lib/portability.h
index 59430e1b..e6b542c4 100644
--- a/lib/portability.h
+++ b/lib/portability.h
@@ -20,9 +20,10 @@
// This isn't in the spec, but it's how we determine what libc we're using.
-#include <features.h>
-
-// Types various replacement prototypes need
+// Types various replacement prototypes need.
+// This also lets us determine what libc we're using. Systems that
+// have <features.h> will transitively include it, and ones that don't --
+// macOS -- won't break.
#include <sys/types.h>
// Various constants old build environments might not have even if kernel does