- if $$TAR --version 2>&1 | grep 'GNU' >/dev/null; then \
- echo "TAR_WILDCARDS:=--wildcards" >> $@; \
+ FIND=`which gfind 2>/dev/null`; \
+ [ -n "$$FIND" -a -x "$$FIND" ] || FIND=`which find 2>/dev/null`; \
+ echo "FIND:=$$FIND" >> $@; \
+ echo "BASH:=$(shell which bash)" >> $@; \
+ if find -L /tmp -maxdepth 0 >/dev/null 2>/dev/null; then \
+ echo 'FIND_L=find -L $$(1)' >>$@; \
+ else \
+ echo 'FIND_L=find $$(1) -follow' >> $@; \
+ fi; \
+ if xargs --help 2>&1 | grep 'gnu.org' >/dev/null; then \
+ echo 'XARGS:=xargs -r' >> $@; \
+ else \
+ echo 'XARGS:=xargs' >> $@; \