gentoo-overlay/dev-tcltk/tktable/files/tktable-2.10-parallelMake.patch

--- a/Makefile.in	2023-01-17 21:41:13.532754760 +0100
+++ b/Makefile.in	2023-01-17 21:41:35.153416999 +0100
@@ -189,7 +189,8 @@
 # for the BINARIES that you specified above have already been done.
 #========================================================================
 
-all: binaries libraries doc
+all: tkTable.tcl.h
+	$(MAKE) binaries libraries doc
 
 #========================================================================
 # The binaries target builds executable programs, Windows .dll's, unix