BASIC_CFLAGS += -DDEFAULT_PAGER='$(DEFAULT_PAGER_CQ_SQ)'
endif
+ifdef SHELL_PATH
+SHELL_PATH_CQ = "$(subst ",\",$(subst \,\\,$(SHELL_PATH)))"
+SHELL_PATH_CQ_SQ = $(subst ','\'',$(SHELL_PATH_CQ))
+
+BASIC_CFLAGS += -DSHELL_PATH='$(SHELL_PATH_CQ_SQ)'
+endif
+
ALL_CFLAGS += $(BASIC_CFLAGS)
ALL_LDFLAGS += $(BASIC_LDFLAGS)