diff --git a/libcontainer/system/sysconfig.go b/libcontainer/system/sysconfig.go
index 4fba6c2b7..b3a07cba3 100644
--- a/libcontainer/system/sysconfig.go
+++ b/libcontainer/system/sysconfig.go
@@ -4,28 +4,9 @@ package system
 
 /*
 #include <unistd.h>
-#include <limits.h>
-
-int GetLongBit() {
-#ifdef _SC_LONG_BIT
-    int longbits;
-
-    longbits = sysconf(_SC_LONG_BIT);
-    if (longbits <  0) {
-        longbits = (CHAR_BIT * sizeof(long));
-    }
-    return longbits;
-#else
-    return (CHAR_BIT * sizeof(long));
-#endif
-}
 */
 import "C"
 
 func GetClockTicks() int {
 	return int(C.sysconf(C._SC_CLK_TCK))
 }
-
-func GetLongBit() int {
-	return int(C.GetLongBit())
-}