ULONG_MAX        2318 Zend/zend_operators.c #if ULONG_MAX == 0xFFFFFFFF
ULONG_MAX         215 ext/pcre/pcrelib/pcre_internal.h #elif ULONG_MAX == 4294967295UL
ULONG_MAX         218 ext/pcre/pcrelib/pcre_internal.h #define PCRE_UINT32_MAX ULONG_MAX