posix1e: Don't #include <sys/capability.h> on FreeBSD

The file is there by default, but deprecated and not a POSIX.1E
implementation.  While I'm at it, move the logic to posix1e.h so other
files aren't burdened with an extra include.

Fixes the other half of #40.

1 files changed, 8 insertions, 0 deletions

diff --git a/posix1e.h b/posix1e.h
index da7c2b4..ad6a9e9 100644
--- a/posix1e.h
+++ b/posix1e.h
@@ -19,6 +19,14 @@
 
 #include "bftw.h"
 #include "util.h"
+#include <stdbool.h>
+
+#if BFS_HAS_SYS_CAPABILITY && !__FreeBSD__
+#	include <sys/capability.h>
+#	ifdef CAP_CHOWN
+#		define BFS_HAS_POSIX1E_CAPABILITIES true
+#	endif
+#endif
 
 /**
  * Check if a file has a non-trvial Access Control List.