skip_space
s = skip_space(buf);
s = skip_space(s + 1);
if ((s1 = skip_number(s), s1 != s) && *s1 == ':') s = skip_space(s1 + 1);
s = skip_space(s);
static char *skip_space(char *s);
skip_space(&p);
skip_space(&val);