diff --git a/compilerAst/src/prog8/ast/SymbolPrinter.kt b/compilerAst/src/prog8/ast/SymbolPrinter.kt
index d9a8f2c88..f2aa9c549 100644
--- a/compilerAst/src/prog8/ast/SymbolPrinter.kt
+++ b/compilerAst/src/prog8/ast/SymbolPrinter.kt
@@ -29,17 +29,19 @@ class SymbolPrinter(val output: (text: String) -> Unit, val program: Program, va
     }
 
     override fun visit(block: Block) {
-        outputln("${block.name} {")
         val (vars, subs) = block.statements.filter{ it is Subroutine || it is VarDecl }.partition { it is VarDecl }
-        for(variable in vars.sortedBy { (it as VarDecl).name }) {
-            output("    ")
-            variable.accept(this)
+        if(vars.isNotEmpty() || subs.isNotEmpty()) {
+            outputln("${block.name} {")
+            for (variable in vars.sortedBy { (it as VarDecl).name }) {
+                output("    ")
+                variable.accept(this)
+            }
+            for (subroutine in subs.sortedBy { (it as Subroutine).name }) {
+                output("    ")
+                subroutine.accept(this)
+            }
+            outputln("}\n")
         }
-        for(subroutine in subs.sortedBy { (it as Subroutine).name }) {
-            output("    ")
-            subroutine.accept(this)
-        }
-        outputln("}\n")
     }
 
     private fun datatypeString(dt: DataType): String {
diff --git a/docs/Makefile b/docs/Makefile
index cffd3dbcf..1113bf577 100644
--- a/docs/Makefile
+++ b/docs/Makefile
@@ -12,9 +12,19 @@ BUILDDIR      = build
 help:
 	@$(SPHINXBUILD) -M help "$(SOURCEDIR)" "$(BUILDDIR)" $(SPHINXOPTS) $(O)
 
-.PHONY: help Makefile
+.PHONY: help Makefile symboldumps
+
+
+symboldumps:
+	p8compile -target atari import-all-atari.p8 -dumpsymbols > skeletons-atari.txt
+	p8compile -target c64 import-all-c64.p8 -dumpsymbols > skeletons-c64.txt
+	p8compile -target c128 import-all-c128.p8 -dumpsymbols > skeletons-c128.txt
+	p8compile -target cx16 import-all-cx16.p8 -dumpsymbols > skeletons-cx16.txt
+	p8compile -target pet32 import-all-pet32.p8 -dumpsymbols > skeletons-pet32.txt
+	p8compile -target virtual import-all-virtual.p8 -dumpsymbols > skeletons-virtual.txt
+
 
 # Catch-all target: route all unknown targets to Sphinx using the new
 # "make mode" option.  $(O) is meant as a shortcut for $(SPHINXOPTS).
 %: Makefile
-	@$(SPHINXBUILD) -M $@ "$(SOURCEDIR)" "$(BUILDDIR)" $(SPHINXOPTS) $(O)
\ No newline at end of file
+	@$(SPHINXBUILD) -M $@ "$(SOURCEDIR)" "$(BUILDDIR)" $(SPHINXOPTS) $(O)
diff --git a/docs/import-all-atari.p8 b/docs/import-all-atari.p8
new file mode 100644
index 000000000..cd770434b
--- /dev/null
+++ b/docs/import-all-atari.p8
@@ -0,0 +1,11 @@
+; all library modules for the atari compiler target
+
+%import conv
+%import cx16logo
+%import diskio
+%import math
+%import prog8_lib
+%import string
+%import syslib
+%import test_stack
+%import textio
diff --git a/docs/import-all-c128.p8 b/docs/import-all-c128.p8
new file mode 100644
index 000000000..9b137b3be
--- /dev/null
+++ b/docs/import-all-c128.p8
@@ -0,0 +1,12 @@
+; all library modules for the c128 compiler target
+
+%import conv
+%import cx16logo
+%import diskio
+;;%import floats
+%import math
+%import prog8_lib
+%import string
+%import syslib
+%import test_stack
+%import textio
diff --git a/docs/import-all-c64.p8 b/docs/import-all-c64.p8
new file mode 100644
index 000000000..4b1bd8fd6
--- /dev/null
+++ b/docs/import-all-c64.p8
@@ -0,0 +1,13 @@
+; all library modules for the c64 compiler target
+
+%import conv
+%import cx16logo
+%import diskio
+%import floats
+%import graphics
+%import math
+%import prog8_lib
+%import string
+%import syslib
+%import test_stack
+%import textio
diff --git a/docs/import-all-cx16.p8 b/docs/import-all-cx16.p8
new file mode 100644
index 000000000..8e9e4f582
--- /dev/null
+++ b/docs/import-all-cx16.p8
@@ -0,0 +1,21 @@
+; all library modules for the cx16 compiler target
+
+%import bmx
+%import conv
+%import cx16logo
+%import diskio
+%import emudbg
+%import floats
+%import gfx2
+%import graphics
+%import math
+%import monogfx
+%import palette
+%import prog8_lib
+%import psg
+%import sprites
+%import string
+%import syslib
+%import test_stack
+%import textio
+%import verafx
diff --git a/docs/import-all-pet32.p8 b/docs/import-all-pet32.p8
new file mode 100644
index 000000000..788181c99
--- /dev/null
+++ b/docs/import-all-pet32.p8
@@ -0,0 +1,11 @@
+; all library modules for the pet32 compiler target
+
+%import conv
+%import cx16logo
+%import diskio
+%import math
+%import prog8_lib
+%import string
+%import syslib
+%import test_stack
+%import textio
diff --git a/docs/import-all-virtual.p8 b/docs/import-all-virtual.p8
new file mode 100644
index 000000000..4e8e50630
--- /dev/null
+++ b/docs/import-all-virtual.p8
@@ -0,0 +1,14 @@
+; all library modules for the virtual compiler target
+
+%import conv
+%import cx16logo
+%import diskio
+%import emudbg
+%import floats
+%import math
+%import monogfx
+%import prog8_lib
+%import string
+%import syslib
+%import test_stack
+%import textio