added missing m_closefrom.c

diff --git a/lib/nbsd_libc/sys-minix/m_closefrom.c b/lib/nbsd_libc/sys-minix/m_closefrom.c
new file mode 100644 (file)
index 0000000..962e84a
--- /dev/null
+++ b/lib/nbsd_libc/sys-minix/m_closefrom.c
@@ -0,0 +1,23 @@
+#include <sys/cdefs.h>
+#include "namespace.h"
+#include <lib.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+PUBLIC int closefrom(int fd)
+{
+       int f, ok = 0, e;
+       for(f = fd; f < __MINIX_OPEN_MAX; f++) {
+               if(close(f) >= 0)
+                       ok = 1;
+               else
+                       e = errno;
+       }
+
+       if(ok)
+               return 0;
+
+       /* all failed - return last valid error */
+       errno = e;
+       return -1;
+}