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SET_PATH=$( echo "$PATH" | grep elf32)
if [ "$SET_PATH" = "" ]; then
ARC_PREFIX=/opt/gnutools/arc2.2-p1 ----·¾¶
PATH=$PATH:${ARC_PREFIX}/elf32-4.2.1/bin:${ARC_PREFIX}/uclibc-4.2.1/bin: ---ºÍÉÏÃæµÄ·¾¶´®Áª
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