pgsql/include/server/port/solaris.h

/* src/include/port/solaris.h */

/*
 * Sort this out for all operating systems some time.  The __xxx
 * symbols are defined on both GCC and Solaris CC, although GCC
 * doesn't document them.  The __xxx__ symbols are only on GCC.
 */
#if defined(__i386) && !defined(__i386__)
#define __i386__
#endif

#if defined(__amd64) && !defined(__amd64__)
#define __amd64__
#endif

#if defined(__x86_64) && !defined(__x86_64__)
#define __x86_64__
#endif

#if defined(__sparc) && !defined(__sparc__)
#define __sparc__
#endif

#if defined(__i386__)
#include <sys/isa_defs.h>
#endif