Fix literal-suffix warning when using GCC 4.8

Before this change, GCC 4.8 produces a warning like this when compiling
LSS with -std=gnu++11:

warning: invalid suffix on literal; C++11 requires a space between literal and identifier [-Wliteral-suffix]

BUG= https://code.google.com/p/linux-syscall-support/issues/detail?id=6
TEST= compile with -std=gnu++11

Committed on behalf of Jim Chen (nchen@mozilla.com).

Review URL: https://codereview.chromium.org/300923005

git-svn-id: http://linux-syscall-support.googlecode.com/svn/trunk@28 829466d3-f3f5-3ae4-62ad-de35cf9bba21