ultimate-vim/sources_non_forked/snipmate-snippets/c/once.snippet

#ifndef ${1:`toupper(Filename('', 'UNTITLED').'_'.system("/usr/bin/ruby -e 'print (rand * 2821109907455).round.to_s(36)'"))`}
#define $1

${2}

#endif /* end of include guard: $1 */