Replace 1 line macro

IssueService -> BL Issue_Service.

s/PMF/key

@@ -773,7 +773,7 @@ PerformReset
 
         BL      IICAbort                        ; Ensure any CMOS operation aborted
         MOV     R1, #Service_PreReset           ; offer the pre-reset service
-        IssueService
+        BL      Issue_Service
 
         WritePSRc F_bit+I_bit+SVC_mode, R14     ; just in case!
         Pull    R0
@@ -1766,7 +1766,7 @@ IssueKeyboardService
         Push    "R0,R14"
         MOV     R1, #Service_KeyHandler
         LDRB    R2, KbId
-        IssueService
+        BL      Issue_Service
         Pull    "R0,PC"
 
         LTORG

s/PMF/osbyte

@@ -70,7 +70,7 @@ OsByte
         Push    "R0-R4"
         LDMIA   R13, {R2-R4}                    ; R2=A, R3=X, R4=Y
         MOV     R1, #Service_UKByte             ; osbyte service reason
-        IssueService
+        BL      Issue_Service
         TEQ     R1, #0
         STMEQIA R13, {R2-R4}                    ; if claimed, then update
                                                 ; returned R0-R2
@@ -688,7 +688,7 @@ ConvertCNoToANo
 OfferInternationalService
         Push    R14
         MOV     R1, #Service_International
-        IssueService
+        BL      Issue_Service
         TEQ     R1, #0                  ; set Z flag if claimed
         Pull    PC
 
@@ -1061,7 +1061,7 @@ Osbyte8B
 
 ; Issue Paged ROM Service Request
 Osbyte8F
-        IssueService
+        BL      Issue_Service
         MyOsbyte
 
 ; *****************************************************************************

s/PMF/osword

@@ -41,7 +41,7 @@ OsWord
         LDMIA   R13, {R2-R4}                    ; R2=A, R3=X, R4=Y
         MOV     R1, #Service_UKWord             ; osword service reason
         CLRPSR  V_bit, R0                       ; in case there's no service
-        IssueService
+        BL      Issue_Service
         TEQ     R1, #0
         STMEQIA R13, {R2-R4}                    ; if claimed, then update
                                                 ; returned R0-R2
@@ -281,8 +281,8 @@ OsWord0C ROUT
 ; Read the last two graphics cursor positions
 
 OsWord0D ROUT
-         ByteToNosbod DoOsWord13
-         MyOsWord
+        ByteToNosbod DoOsWord13
+        MyOsWord
 
 ; *****************************************************************************