[patch 2/7] remove last pieces of system crypt()

It is already disabled in Makefile, remove code too.

Index: pgsql/contrib/pgcrypto/px-crypt.c
===================================================================
*** pgsql.orig/contrib/pgcrypto/px-crypt.c
--- pgsql/contrib/pgcrypto/px-crypt.c
***************
*** 35,42 ****
#include "px-crypt.h"


- #ifndef PX_SYSTEM_CRYPT
-
static char *
run_crypt_des(const char *psw, const char *salt,
char *buf, unsigned len)
--- 35,40 ----
*************** px_crypt(const char *psw, const char *sa
*** 107,130 ****
return c->crypt(psw, salt, buf, len);
}

- #else /* PX_SYSTEM_CRYPT */
-
- extern char *crypt(const char *psw, const char *salt);
-
- char *
- px_crypt(const char *psw, const char *salt,
- char *buf, unsigned len)
- {
- char *res;
-
- res = crypt(psw, salt);
- if (!res || strlen(res) >= len)
- return NULL;
- strcpy(buf, res);
- return buf;
- }
- #endif
-
/*
* salt generators
*/
--- 105,110 ----
Index: pgsql/contrib/pgcrypto/px-crypt.h
===================================================================
*** pgsql.orig/contrib/pgcrypto/px-crypt.h
--- pgsql/contrib/pgcrypto/px-crypt.h
*************** char *_crypt_gensalt_md5_rn(unsigned lon
*** 73,80 ****
char *_crypt_gensalt_blowfish_rn(unsigned long count,
const char *input, int size, char *output, int output_size);

- #ifndef PX_SYSTEM_CRYPT
-
/* disable 'extended DES crypt' */
/* #define DISABLE_XDES */

--- 73,78 ----
*************** char *px_crypt_des(const char *key, c
*** 88,93 ****
/* crypt-md5.c */
char *px_crypt_md5(const char *pw, const char *salt,
char *dst, unsigned dstlen);
- #endif /* !PX_SYSTEM_CRYPT */

#endif /* _PX_CRYPT_H */
--- 86,90 ----

--