vsftpd: update to replace old setrlimit call

Closes: https://trac.macports.org/ticket/67134

net/vsftpd/Portfile

@@ -4,7 +4,7 @@ PortSystem          1.0
 
 name                vsftpd
 version             3.0.5
-revision            0
+revision            1
 categories          net
 license             {GPL-2 OpenSSLException}
 platforms           darwin
@@ -26,7 +26,8 @@ checksums           rmd160  f308bbd0b214a1af7438b1f84e9b12cacf06858d \
 patchfiles          patch-sysdeputil.c.diff \
                     patch-vsf_findlibs.sh.diff \
                     patch-vsftpd.conf.diff \
-                    patch-Makefile.diff
+                    patch-Makefile.diff \
+                    patch-sysutil.c.diff
 
 configure {
     reinplace "s|/etc/|${prefix}/etc/|g" \

net/vsftpd/files/patch-sysutil.c.diff

@@ -0,0 +1,49 @@
+diff --git sysutil.c.old sysutil.c
+index ff8885b..c465b99 100644
+--- sysutil.c.old
++++ sysutil.c
+@@ -2792,6 +2792,7 @@ vsf_sysutil_getuid(void)
+ void
+ vsf_sysutil_set_address_space_limit(unsigned long bytes)
+ {
++#if! defined(__APPLE__)
+   /* Unfortunately, OpenBSD is missing RLIMIT_AS. */
+ #ifdef RLIMIT_AS
+   int ret;
+@@ -2807,12 +2808,14 @@ vsf_sysutil_set_address_space_limit(unsigned long bytes)
+     die("setrlimit");
+   }
+ #endif /* RLIMIT_AS */
++#endif
+   (void) bytes;
+ }
+
+ void
+ vsf_sysutil_set_no_fds()
+ {
++#if! defined(__APPLE__)
+   int ret;
+   struct rlimit rlim;
+   rlim.rlim_cur = 0;
+@@ -2822,11 +2825,13 @@ vsf_sysutil_set_no_fds()
+   {
+     die("setrlimit NOFILE");
+   }
++#endif
+ }
+
+ void
+ vsf_sysutil_set_no_procs()
+ {
++#if! defined(__APPLE__)
+ #ifdef RLIMIT_NPROC
+   int ret;
+   struct rlimit rlim;
+@@ -2838,6 +2843,7 @@ vsf_sysutil_set_no_procs()
+     die("setrlimit NPROC");
+   }
+ #endif
++#endif
+ }
+
+ void