cross-compile error: dereferencing pointer to incomplete type

build system: linux redhat9.0 cross compiler: arm-linux-gcc 2.95.3 system configure method: ./configure --prefix=/root/usr --build=i686-linux --host=arm-linux --target=arm-linux --with-perl-modules --with-endianness=little 2>&1 | tee b error related produced result: checking for rtentry.rt_dst...

cross-compile error: dereferencing pointer to incomplete type

build system: linux redhat9.0 cross compiler: arm-linux-gcc 2.95.3 system configure method: ./configure --prefix=/root/usr --build=i686-linux --host=arm-linux --target=arm-linux --with-perl-modules --with-endianness=little 2>&1 | tee b error related produced result: checking for rtentry.rt_dst...