[Gm2] Release of 2014-04-05 will not build on Solaris 10/sparc

[john o goyo]

gcc   -g  -DIN_GCC   -W -Wall -Wno-narrowing -Wwrite-strings -Wcast-qual 
-Wstrict-prototypes -Wmissing-prototypes  -Wold-style-definition 
-Wc++-compat -fno-common  -DHAVE_CONFIG_H  -o stage1/gm2/cc1gm2 
gm2/gm2-lang.o gm2/stor-layout.o gm2/m2pp.o gm2/gm2-gcc/m2assert.o 
gm2/gm2-gcc/m2block.o gm2/gm2-gcc/m2builtins.o gm2/gm2-gcc/m2except.o 
gm2/gm2-gcc/m2convert.o gm2/gm2-gcc/m2decl.o gm2/gm2-gcc/m2expr.o 
gm2/gm2-gcc/m2linemap.o gm2/gm2-gcc/m2statement.o gm2/gm2-gcc/m2type.o 
gm2/gm2-gcc/m2tree.o gm2/gm2-gcc/m2treelib.o gm2/gm2-gcc/m2top.o 
gm2/gm2-gcc/m2misc.o gm2/gm2-gcc/init.o gm2/gm2-compiler-boot/m2flex.o \
                            attribs.o \
                             gm2/gm2-compiler-boot/gm2.a 
gm2/gm2-libs-boot/libgm2.a gm2/p2c/p2c-src/src/libp2c.a 
    \
                             main.o tree-browser.o libbackend.a 
libcommon-target.a libcommon.a ../libcpp/libcpp.a 
../libdecnumber/libdecnumber.a libcommon.a ../libcpp/libcpp.a 
./../intl/libintl.a  ../libiberty/libiberty.a 
../libdecnumber/libdecnumber.a  -L/usr/local/lib/64 -L/usr/local/lib/64 
-L/usr/local/lib/64 -lmpc -lmpfr -lgmp   -L../zlib -lz
Undefined                       first referenced
 symbol                             in file
signbit                             gm2/gm2-libs-boot/libgm2.a(wrapc.o)
ld: fatal: Symbol referencing errors. No output written to stage1/gm2/cc1gm2
collect2: error: ld returned 1 exit status
gmake[3]: *** [stage1/gm2/cc1gm2] Error 1
gmake[3]: Leaving directory `/home/build/bld/gm2-4.7.3/gcc'
cp: cannot access stage1/gm2/cc1gm2
gmake[2]: *** [cc1gm2] Error 2
gmake[2]: Leaving directory `/home/build/bld/gm2-4.7.3/gcc'
gmake[1]: *** [all-gcc] Error 2

I await the next code drop.

john