Import bmake-20240520

Import bmake-20240520

Intersting/relevant changes since bmake-20240508

ChangeLog since bmake-20240508

2024-05-20  Simon J Gerraty  <sjg@beast.crufty.net>

	* VERSION (_MAKE_VERSION):
	Merge with NetBSD make, pick up
	o dir.c: in FindFile restore last search of .CURDIR even for
	includes, as a number of existing makefiles are broken otherwise.

2024-05-19  Simon J Gerraty  <sjg@beast.crufty.net>

	* VERSION (_MAKE_VERSION): 20240519
	Merge with NetBSD make, pick up
	o dir.c: Add Dir_FindInclude, FindFile without looking in .CURDIR.
	Also fix Dir_SetSYSPATH to use defSysIncPath if sysIncPath is empty.
	o main.c: no need to set .DOTLAST in sysIncPath