cmake HAVE_DECL_LE16TOH examples

bitcoin-sv/bitcoin-sv src/config/CMakeLists.txt :48 

check_symbol_exists(le16toh ${ENDIAN_FILE} HAVE_DECL_LE16TOH)

mvs-org/metaverse src/lib/consensus/CMakeLists.txt :11 

ADD_DEFINITIONS(-DHAVE_ENDIAN_H -DHAVE_BYTESWAP_H
    -DHAVE_DECL_BSWAP_16=1 -DHAVE_DECL_BSWAP_32=1 -DHAVE_DECL_BSWAP_64=1
	-DHAVE_DECL_LE16TOH=1  -DHAVE_DECL_LE32TOH=1 -DHAVE_DECL_LE64TOH=1  
	-DHAVE_DECL_HTOLE16=1 -DHAVE_DECL_HTOLE32=1 -DHAVE_DECL_HTOLE64=1 
	-DHAVE_DECL_BE16TOH=1  -DHAVE_DECL_BE32TOH=1 -DHAVE_DECL_BE64TOH=1  
	-DHAVE_DECL_HTOBE16=1 -DHAVE_DECL_HTOBE32=1 -DHAVE_DECL_HTOBE64=1)

mvs-org/metaverse src/lib/consensus/CMakeLists.txt :19 

ADD_DEFINITIONS(
    -DHAVE_DECL_BSWAP_16=0 -DHAVE_DECL_BSWAP_32=0 -DHAVE_DECL_BSWAP_64=0
	-DHAVE_DECL_LE16TOH=0  -DHAVE_DECL_LE32TOH=0 -DHAVE_DECL_LE64TOH=0  
	-DHAVE_DECL_HTOLE16=0 -DHAVE_DECL_HTOLE32=0 -DHAVE_DECL_HTOLE64=0 
	-DHAVE_DECL_BE16TOH=0  -DHAVE_DECL_BE32TOH=0 -DHAVE_DECL_BE64TOH=0  
	-DHAVE_DECL_HTOBE16=0 -DHAVE_DECL_HTOBE32=0 -DHAVE_DECL_HTOBE64=0)

Bitcoin-ABC/bitcoin-abc src/config/CMakeLists.txt :37 

check_symbol_exists(le16toh ${ENDIAN_FILE} HAVE_DECL_LE16TOH)