local.conf:
PREFERRED_VERSION_findutils = "4.2.31"

error logs:
| Making install in doc
| make[1]: Entering directory `/buildarea1/jhuang0/d_findutils_0917/p_beagle_0917/bitbake_build/tmp/work/armv7a-vfp-neon-wrs-linux-gnueabi/findutils/4.2.31-r4/findutils-4.2.31/doc'
| restore=: && backupdir=".am$$" && \
|       am__cwd=`pwd` && CDPATH="${ZSH_VERSION+.}:" && cd . && \
|       rm -rf $backupdir && mkdir $backupdir && \
|       if (/bin/sh /buildarea1/jhuang0/d_findutils_0917/p_beagle_0917/bitbake_build/tmp/work/armv7a-vfp-neon-wrs-linux-gnueabi/findutils/4.2.31-r4/findutils-4.2.31/missing --run makeinfo --version) >/dev/null 2>&1; then \
|         for f in find.info find.info-[0-9] find.info-[0-9][0-9] find.i[0-9] find.i[0-9][0-9]; do \
|           if test -f $f; then mv $f $backupdir; restore=mv; else :; fi; \
|         done; \
|       else :; fi && \
|       cd "$am__cwd"; \
|       if /bin/sh /buildarea1/jhuang0/d_findutils_0917/p_beagle_0917/bitbake_build/tmp/work/armv7a-vfp-neon-wrs-linux-gnueabi/findutils/4.2.31-r4/findutils-4.2.31/missing --run makeinfo   -I . \
|        -o find.info find.texi; \
|       then \
|         rc=0; \
|         CDPATH="${ZSH_VERSION+.}:" && cd .; \
|       else \
|         rc=$?; \
|         CDPATH="${ZSH_VERSION+.}:" && cd . && \
|         $restore $backupdir/* `echo "./find.info" | sed 's|[^/]*$||'`; \
|       fi; \
|       rm -rf $backupdir; exit $rc
| find.texi:66: misplaced {
| find.texi:66: misplaced }
| find.texi:1653: warning: node `Formatting Flags' is next for `Time Directives' in menu but not in sectioning
| find.texi:1757: warning: node `Formatting Flags' is next for `Combined Time Formats' in sectioning but not in menu
| find.texi:1782: warning: node prev `Formatting Flags' in menu `Time Directives' and in sectioning `Combined Time Formats' differ
| find.texi:1782: warning: node up `Formatting Flags' in menu `Format Directives' and in sectioning `Time Formats' differ
| find.texi:1684: node `Time Formats' lacks menu item for `Formatting Flags' despite being its Up target
| make[1]: *** [find.info] Error 1
| make[1]: Leaving directory `/buildarea1/jhuang0/d_findutils_0917/p_beagle_0917/bitbake_build/tmp/work/armv7a-vfp-neon-wrs-linux-gnueabi/findutils/4.2.31-r4/findutils-4.2.31/doc'
| make: *** [install-recursive] Error 1
| ERROR: oe_runmake failed
| WARNING: /buildarea1/jhuang0/d_findutils_0917/p_beagle_0917/bitbake_build/tmp/work/armv7a-vfp-neon-wrs-linux-gnueabi/findutils/4.2.31-r4/temp/do_install/run.do_install.4802:129 exit 1 from
|   exit 1
| ERROR: Function failed: do_install (log file is located at /buildarea1/jhuang0/d_findutils_0917/p_beagle_0917/bitbake_build/tmp/work/armv7a-vfp-neon-wrs-linux-gnueabi/findutils/4.2.31-r4/temp/do_install/log.do_install.4802)
NOTE: recipe findutils-4.2.31-r4: task do_install: Failed
ERROR: Task 1328 (/buildarea1/jhuang0/d_findutils_0917/p_beagle_0917/layers/oe-core/meta/recipes-extended/findutils/findutils_4.2.31.bb, do_install) failed with exit code '1'