b:comment_first_col	comment.txt	/*b:comment_first_col*
comment.txt	comment.txt	/*comment.txt*
g:comment_first_col	comment.txt	/*g:comment_first_col*
gcG	comment.txt	/*gcG*
gcc	comment.txt	/*gcc*
gcip	comment.txt	/*gcip*
o_gc	comment.txt	/*o_gc*
v_gc	comment.txt	/*v_gc*