Save some bytes with inline strings

src/vmsrc/cmd.pla

@@ -93,14 +93,6 @@ word              = @argstr,    @cmdln
 word              = 0
 word syslibsym    = @exports
 //
-// String pool.
-//
-byte verstr     = "PLASMA "
-byte freestr    = "MEM FREE:$"
-byte errorstr   = "ERR:$"
-byte okstr      = "OK"
-byte huhstr     = "?\n"
-//
 // Utility functions
 //
 //asm equates included from cmdstub.s
@@ -750,13 +742,13 @@ def allocheap(size)
     addr = heap
     heap = heap + size
     if systemflags & reshgr1
-        if uword_isle(addr, $4000) and uword_isgt(heap, $2000)
+        if uword_islt(addr, $4000) and uword_isgt(heap, $2000)
 	    addr = $4000
 	    heap = addr + size
 	fin
     fin
     if systemflags & reshgr2
-        if uword_isle(addr, $6000) and uword_isgt(heap, $4000)
+        if uword_islt(addr, $6000) and uword_isgt(heap, $4000)
 	    addr = $6000
 	    heap = addr + size
 	fin
@@ -1296,12 +1288,12 @@ else
     //
     // Print some startup info.
     //
-    prstr(@verstr)
+    prstr("PLASMA ")
     prbyte(version.1)
     cout('.')
     prbyte(version.0)
     crout
-    prstr(@freestr)
+    prstr("MEM FREE:$")
     prword(availheap)
     crout
 fin
@@ -1328,14 +1320,14 @@ while 1
 	        execmod(@cmdln)
 		break
 	    otherwise
-	        prstr(@huhstr)
+	        cout('?')
         wend
         if perr
-            prstr(@errorstr)
+            prstr("ERR:$")
 	    prbyte(perr)
 	    perr = 0
         else
-            prstr(@okstr)
+            prstr("OK")
         fin
 	crout()
     fin