RGBDS syntax updates (#905)

New MACRO and DEF syntax

constants/serial_constants.asm

@@ -7,41 +7,41 @@
 	const LINK_MOBILE      ; 4
 
 ; hSerialReceive high nybbles
-SERIAL_TIMECAPSULE EQU $60
-SERIAL_TRADECENTER EQU $70
-SERIAL_BATTLE      EQU $80
+DEF SERIAL_TIMECAPSULE EQU $60
+DEF SERIAL_TRADECENTER EQU $70
+DEF SERIAL_BATTLE      EQU $80
 
-ESTABLISH_CONNECTION_WITH_INTERNAL_CLOCK EQU $01
-ESTABLISH_CONNECTION_WITH_EXTERNAL_CLOCK EQU $02
+DEF ESTABLISH_CONNECTION_WITH_INTERNAL_CLOCK EQU $01
+DEF ESTABLISH_CONNECTION_WITH_EXTERNAL_CLOCK EQU $02
 
-START_TRANSFER_EXTERNAL_CLOCK EQU $80 ; 1 << rSC_ON
-START_TRANSFER_INTERNAL_CLOCK EQU $81 ; (1 << rSC_ON) | 1
+DEF START_TRANSFER_EXTERNAL_CLOCK EQU $80 ; 1 << rSC_ON
+DEF START_TRANSFER_INTERNAL_CLOCK EQU $81 ; (1 << rSC_ON) | 1
 
 ; hSerialConnectionStatus
-USING_EXTERNAL_CLOCK       EQU $01
-USING_INTERNAL_CLOCK       EQU $02
-CONNECTION_NOT_ESTABLISHED EQU $ff
+DEF USING_EXTERNAL_CLOCK       EQU $01
+DEF USING_INTERNAL_CLOCK       EQU $02
+DEF CONNECTION_NOT_ESTABLISHED EQU $ff
 
 ; length of a patch list (less than any of the signal bytes)
-SERIAL_PATCH_LIST_LENGTH          EQU $fc
+DEF SERIAL_PATCH_LIST_LENGTH          EQU $fc
 ; signals the start of an array of bytes transferred over the link cable
-SERIAL_PREAMBLE_BYTE              EQU $fd
+DEF SERIAL_PREAMBLE_BYTE              EQU $fd
 ; this byte is used when there is no data to send
-SERIAL_NO_DATA_BYTE               EQU $fe
+DEF SERIAL_NO_DATA_BYTE               EQU $fe
 ; signals the end of one part of a patch list (there are two parts) for player/enemy party data
-SERIAL_PATCH_LIST_PART_TERMINATOR EQU $ff
+DEF SERIAL_PATCH_LIST_PART_TERMINATOR EQU $ff
 ; used to replace SERIAL_NO_DATA_BYTE
-SERIAL_PATCH_REPLACEMENT_BYTE     EQU $ff
+DEF SERIAL_PATCH_REPLACEMENT_BYTE     EQU $ff
 
-SERIAL_PREAMBLE_LENGTH EQU 6
-SERIAL_RN_PREAMBLE_LENGTH EQU 7
-SERIAL_RNS_LENGTH EQU 10
+DEF SERIAL_PREAMBLE_LENGTH            EQU 6
+DEF SERIAL_RN_PREAMBLE_LENGTH         EQU 7
+DEF SERIAL_RNS_LENGTH                 EQU 10
 
-SERIAL_MAIL_PREAMBLE_BYTE EQU $20
-SERIAL_MAIL_REPLACEMENT_BYTE EQU $21
-SERIAL_MAIL_PREAMBLE_LENGTH EQU 5
+DEF SERIAL_MAIL_PREAMBLE_BYTE         EQU $20
+DEF SERIAL_MAIL_REPLACEMENT_BYTE      EQU $21
+DEF SERIAL_MAIL_PREAMBLE_LENGTH       EQU 5
 
 ; timeout duration after exchanging a byte
-SERIAL_LINK_BYTE_TIMEOUT EQU $5000
+DEF SERIAL_LINK_BYTE_TIMEOUT          EQU $5000
 
-MAX_MYSTERY_GIFT_PARTNERS EQU 5
+DEF MAX_MYSTERY_GIFT_PARTNERS         EQU 5