configure:34006: checking for fax_set_transmit_on_idle in -lspandsp
configure:34041: gcc -o conftest -g -O2   conftest.c -lspandsp -ltiff -lsocket -lrt -lresolv -lpthread -lnsl -lncurses -lm -l
c  >&5
Undefined                       first referenced
 symbol                             in file
__tgmath_lrint                      /usr/local/lib/gcc/sparc-sun-solaris2.10/3.4.6/../../../libspandsp.so
__tgmath_pow                        /usr/local/lib/gcc/sparc-sun-solaris2.10/3.4.6/../../../libspandsp.so
__tgmath_exp                        /usr/local/lib/gcc/sparc-sun-solaris2.10/3.4.6/../../../libspandsp.so
__tgmath_log                        /usr/local/lib/gcc/sparc-sun-solaris2.10/3.4.6/../../../libspandsp.so
__tgmath_sqrt                       /usr/local/lib/gcc/sparc-sun-solaris2.10/3.4.6/../../../libspandsp.so
__tgmath_fabs                       /usr/local/lib/gcc/sparc-sun-solaris2.10/3.4.6/../../../libspandsp.so
ld: fatal: Symbol referencing errors. No output written to conftest
collect2: ld returned 1 exit status