#      NEW_LINE automaton
#      ___      _________
# --->/ ε \--->/ \n"\xa" \---.
#     \___/    \_________/<--'

# A → β
define(⟦NEW_LINE⟧, ⟦define(⟦$0⟧, ⟦\n"
"⟧)⟧)

# A → β
define(⟦ERROR⟧, ⟦

	divert(0)NEW_LINE⟦⟧$2⟦⟧dnl
divert(-1)
⟧)

divert(0)dnl
/*
 * DONTE()
 */

char error[] =
"divert(1)";
divert(-1)