NEXT_ROOT ?= "" ; if $(JAMBASE) = "" { if $(OS) = NT { SYSTEM_DEVELOPER_DIR = /Developer ; } else { SYSTEM_DEVELOPER_DIR = /Developer ; } if $(OS) = NT { LOCAL_DEVELOPER_DIR = /Local/Developer ; } else { LOCAL_DEVELOPER_DIR = /Library/Developer ; } JAMBASE_DIR ?= $(NEXT_ROOT)$(SYSTEM_DEVELOPER_DIR)/Makefiles/pbx_jamfiles ; include $(JAMBASE_DIR)/Jambase ; } else { JAMBASE_DIR = $(JAMBASE:D) ; include $(JAMBASE) ; }