Compile Error for libunwind-1.0 while making mips flavor of library: 

/bin/bash ../libtool --tag=CC   --mode=link mipsel-linux-gcc -g0  -I/home/jknight/projects/libunwind/atlanta/output/debug/libunwind/depend/include -I/home/jknight/projects/libunwind/atlanta/output/debug/libunwind/install/include -Os -Wall -g -O0 -fexceptions -Wall -Wsign-compare  -L/home/jknight/projects/libunwind/atlanta/output/debug/libunwind/depend/lib -o Gperf-simple Gperf-simple.o ../src/libunwind-mips.la 
libtool: link: mipsel-linux-gcc -g0 -I/home/jknight/projects/libunwind/atlanta/output/debug/libunwind/depend/include -I/home/jknight/projects/libunwind/atlanta/output/debug/libunwind/install/include -Os -Wall -g -O0 -fexceptions -Wall -Wsign-compare -o .libs/Gperf-simple Gperf-simple.o  -L/home/jknight/projects/libunwind/atlanta/output/debug/libunwind/depend/lib ../src/.libs/libunwind-mips.so -Wl,-rpath -Wl,//lib
/home/jknight/projects/libunwind/output/host/toolchains/buildroot-gcc463_NTPL/usr/bin/../lib/gcc/mipsel-buildroot-linux-uclibc/4.6.3/../../../../mipsel-buildroot-linux-uclibc/bin/ld: warning: libunwind.so.7, needed by ../src/.libs/libunwind-mips.so, not found (try using -rpath or -rpath-link)
Gperf-simple.o: In function `measure_unwind':
/home/jknight/projects/libunwind/atlanta/output/debug/libunwind/build/libunwind-1.0/tests/Gperf-simple.c:64: undefined reference to `_Umips_getcontext'
Gperf-simple.o: In function `measure_init':
/home/jknight/projects/libunwind/atlanta/output/debug/libunwind/build/libunwind-1.0/tests/Gperf-simple.c:179: undefined reference to `_Umips_getcontext'
/home/jknight/projects/libunwind/atlanta/output/debug/libunwind/build/libunwind-1.0/tests/Gperf-simple.c:206: undefined reference to `_Umips_getcontext'
Gperf-simple.o: In function `measure_unwind':
/home/jknight/projects/libunwind/atlanta/output/debug/libunwind/build/libunwind-1.0/tests/Gperf-simple.c:64: undefined reference to `_Umips_getcontext'
Gperf-simple.o: In function `measure_init':
/home/jknight/projects/libunwind/atlanta/output/debug/libunwind/build/libunwind-1.0/tests/Gperf-simple.c:179: undefined reference to `_Umips_getcontext'
Gperf-simple.o:/home/jknight/projects/libunwind/atlanta/output/debug/libunwind/build/libunwind-1.0/tests/Gperf-simple.c:206: more undefined references to `_Umips_getcontext' follow
collect2: ld returned 1 exit status
make[3]: *** [Gperf-simple] Error 1
make[3]: Leaving directory `/home/jknight/projects/libunwind/atlanta/output/debug/libunwind/build/libunwind-1.0/tests'
make[2]: *** [all-recursive] Error 1
make[2]: Leaving directory `/home/jknight/projects/libunwind/atlanta/output/debug/libunwind/build/libunwind-1.0'
make[1]: *** [/home/jknight/projects/libunwind/atlanta/output/debug/libunwind/.built] Error 2
make[1]: Leaving directory `/home/jknight/projects/libunwind/lego_overlay/opensource/libunwind'
make: *** [/home/jknight/projects/libunwind/atlanta/output/debug/libunwind/.made] Error 2