[MacPorts] #67248: grep @3.10 is broken on Tiger: error: expected '=', ',', '; ', 'asm' or '__attribute__' before 'mcontext64_t'

[MacPorts]

#67248: grep @3.10 is broken on Tiger: error: expected '=', ',', ';', 'asm' or
'__attribute__' before 'mcontext64_t'
--------------------------+-------------------------
 Reporter:  barracuda156  |      Owner:  Schamschula
     Type:  defect        |     Status:  assigned
 Priority:  Normal        |  Milestone:
Component:  ports         |    Version:  2.8.1
 Keywords:                |       Port:  tiger
--------------------------+-------------------------
 {{{
 make[3]: Entering directory
 `/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_sysutils_grep/grep/work/grep-3.10/lib'
 /opt/local/bin/gcc-apple-4.2 -std=gnu99 -DHAVE_CONFIG_H -I. -I..
 -I/opt/local/include   -Wno-cast-qual -Wno-conversion -Wno-float-equal
 -Wno-sign-compare -Wno-undef -Wno-unused-function -Wno-unused-parameter
 -pipe -Os -arch ppc -MT libgreputils_a-argmatch.o -MD -MP -MF .deps
 /libgreputils_a-argmatch.Tpo -c -o libgreputils_a-argmatch.o `test -f
 'argmatch.c' || echo './'`argmatch.c
 In file included from /usr/include/sys/wait.h:110,
                  from /usr/include/stdlib.h:64,
                  from ./stdlib.h:36,
                  from gettext.h:202,
                  from argmatch.h:30,
                  from argmatch.c:25:
 /usr/include/sys/signal.h:145: error: expected '=', ',', ';', 'asm' or
 '__attribute__' before 'mcontext64_t'
 /usr/include/sys/signal.h:177: error: expected '=', ',', ';', 'asm' or
 '__attribute__' before 'ucontext64_t'
 make[3]: *** [libgreputils_a-argmatch.o] Error 1
 make[3]: Leaving directory
 `/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_sysutils_grep/grep/work/grep-3.10/lib'
 make[2]: *** [all] Error 2
 make[2]: Leaving directory
 `/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_sysutils_grep/grep/work/grep-3.10/lib'
 make[1]: *** [all-recursive] Error 1
 }}}

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Ticket URL: <https://trac.macports.org/ticket/67248>
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