synerror
synerror("Error in command substitution");
synerror("EOF in backquote substitution");
synerror("Unterminated quoted string");
static void synerror(const char *) __dead2;
synerror("Bad escape sequence");
synerror("Bad escape sequence");
synerror("Bad escape sequence");
synerror("Bad escape sequence");
synerror("Bad escape sequence");
synerror("Unterminated quoted string");
synerror("Missing '))'");
synerror("Unterminated quoted string");
synerror("Missing '}'");
synerror("Unexpected end of line in substitution");
synerror("Unexpected end of line in substitution");
synerror(msg);
synerror("Bad for loop variable");
synerror("expecting \"in\"");
synerror("Bad function name");
synerror("Cannot override a special builtin with a function");
synerror("Bad fd number");
synerror("Illegal eof marker for << redirection");