remove unused macro in cast_local.h and des_local.h

Reviewed-by: Paul Dale <pauli@openssl.org>
Reviewed-by: Tomas Mraz <tomas@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/20048)

crypto/cast/cast_local.h

@@ -11,51 +11,6 @@
 # include <stdlib.h>
 #endif
 
-#undef c2l
-#define c2l(c,l)        (l =((unsigned long)(*((c)++)))    , \
-                         l|=((unsigned long)(*((c)++)))<< 8L, \
-                         l|=((unsigned long)(*((c)++)))<<16L, \
-                         l|=((unsigned long)(*((c)++)))<<24L)
-
-/* NOTE - c is not incremented as per c2l */
-#undef c2ln
-#define c2ln(c,l1,l2,n) { \
-                        c+=n; \
-                        l1=l2=0; \
-                        switch (n) { \
-                        case 8: l2 =((unsigned long)(*(--(c))))<<24L; \
-                        case 7: l2|=((unsigned long)(*(--(c))))<<16L; \
-                        case 6: l2|=((unsigned long)(*(--(c))))<< 8L; \
-                        case 5: l2|=((unsigned long)(*(--(c))));     \
-                        case 4: l1 =((unsigned long)(*(--(c))))<<24L; \
-                        case 3: l1|=((unsigned long)(*(--(c))))<<16L; \
-                        case 2: l1|=((unsigned long)(*(--(c))))<< 8L; \
-                        case 1: l1|=((unsigned long)(*(--(c))));     \
-                                } \
-                        }
-
-#undef l2c
-#define l2c(l,c)        (*((c)++)=(unsigned char)(((l)     )&0xff), \
-                         *((c)++)=(unsigned char)(((l)>> 8L)&0xff), \
-                         *((c)++)=(unsigned char)(((l)>>16L)&0xff), \
-                         *((c)++)=(unsigned char)(((l)>>24L)&0xff))
-
-/* NOTE - c is not incremented as per l2c */
-#undef l2cn
-#define l2cn(l1,l2,c,n) { \
-                        c+=n; \
-                        switch (n) { \
-                        case 8: *(--(c))=(unsigned char)(((l2)>>24L)&0xff); \
-                        case 7: *(--(c))=(unsigned char)(((l2)>>16L)&0xff); \
-                        case 6: *(--(c))=(unsigned char)(((l2)>> 8L)&0xff); \
-                        case 5: *(--(c))=(unsigned char)(((l2)     )&0xff); \
-                        case 4: *(--(c))=(unsigned char)(((l1)>>24L)&0xff); \
-                        case 3: *(--(c))=(unsigned char)(((l1)>>16L)&0xff); \
-                        case 2: *(--(c))=(unsigned char)(((l1)>> 8L)&0xff); \
-                        case 1: *(--(c))=(unsigned char)(((l1)     )&0xff); \
-                                } \
-                        }
-
 /* NOTE - c is not incremented as per n2l */
 #define n2ln(c,l1,l2,n) { \
                         c+=n; \

crypto/des/des_local.h

@@ -59,21 +59,6 @@
                          *((c)++)=(unsigned char)(((l)>>16L)&0xff), \
                          *((c)++)=(unsigned char)(((l)>>24L)&0xff))
 
-/*
- * replacements for htonl and ntohl since I have no idea what to do when
- * faced with machines with 8 byte longs.
- */
-
-# define n2l(c,l)        (l =((DES_LONG)(*((c)++)))<<24L, \
-                         l|=((DES_LONG)(*((c)++)))<<16L, \
-                         l|=((DES_LONG)(*((c)++)))<< 8L, \
-                         l|=((DES_LONG)(*((c)++))))
-
-# define l2n(l,c)        (*((c)++)=(unsigned char)(((l)>>24L)&0xff), \
-                         *((c)++)=(unsigned char)(((l)>>16L)&0xff), \
-                         *((c)++)=(unsigned char)(((l)>> 8L)&0xff), \
-                         *((c)++)=(unsigned char)(((l)     )&0xff))
-
 /* NOTE - c is not incremented as per l2c */
 # define l2cn(l1,l2,c,n) { \
                         c+=n; \