Installing php-4.2.3 under RedHat 6.1 (I know, I know)... Chugging along just fine until it hits this:
dns.c: In function `zif_checkdnsrr':
dns.c:222: `T_MX' undeclared (first use in this function)
dns.c:222: (Each undeclared identifier is reported only once
dns.c:222: for each function it appears in.)
dns.c:231: `T_A' undeclared (first use in this function)
dns.c:232: `T_NS' undeclared (first use in this function)
dns.c:234: `T_PTR' undeclared (first use in this function)
dns.c:235: `T_ANY' undeclared (first use in this function)
dns.c:236: `T_SOA' undeclared (first use in this function)
dns.c:237: `T_CNAME' undeclared (first use in this function)
dns.c:246: `C_IN' undeclared (first use in this function)
dns.c: In function `zif_getmxrr':
dns.c:276: `HEADER' undeclared (first use in this function)
dns.c:276: `hp' undeclared (first use in this function)
dns.c:277: parse error before `*'
dns.c:307: `i' undeclared (first use in this function)
dns.c:307: `C_IN' undeclared (first use in this function)
dns.c:307: `T_MX' undeclared (first use in this function)
dns.c:312: parse error before `)'
dns.c:313: `cp' undeclared (first use in this function)
dns.c:314: `end' undeclared (first use in this function)
make[3]: *** [dns.lo] Error 1
make[3]: Leaving directory `/usr/local/php/php-4.2.3/ext/standard'
make[2]: *** [all-recursive] Error 1
make[2]: Leaving directory `/usr/local/php/php-4.2.3/ext/standard'
make[1]: *** [all-recursive] Error 1
make[1]: Leaving directory `/usr/local/php/php-4.2.3/ext'
make: *** [all-recursive] Error 1
Any suggestions?