ref: f81bd2d4d92e1c09f4111536ae0e45cdd21e1ff3
dir: /support/acid/myr/
// acid support for Myrddin. // Myrddin doesn't use the Plan 9 ABI, so we // define our own stack function. defn myrstk() { local b b = *BP; while *b do { line = pcline(*(b + 8)); file = pcfile(*(b + 8)); func = fmt(*(b + 8), 'a'); print(file, ":", line, ":\t", func, "\n"); b = *b; } }