posix: add statvfs and fstatvfs function bindings

statvfs is called statvfs_exec since just using statvfs would conflict
with the existing statvfs type.

diff --git a/vapi/posix.vapi b/vapi/posix.vapi
index 9329ace20140a0cf0cd8192a01b0fb2f537f6c79..43e0c883f32cdd0eb48a76c2950bd39894d3f1da 100644 (file)
--- a/vapi/posix.vapi
+++ b/vapi/posix.vapi
@@ -1673,6 +1673,11 @@ namespace Posix {
                public fsfilcnt_t f_favail;
        }
 
+       [CCode (cheader_filename = "sys/statvfs.h", cname = "statvfs")]
+       public int statvfs_exec (string path, out statvfs buf);
+       [CCode (cheader_filename = "sys/statvfs.h")]
+       public int fstatvfs (int fs, out statvfs buf);
+
        [SimpleType]
        [IntegerType (rank = 9)]
        [CCode (cname="off_t", cheader_filename = "sys/types.h")]