Hello there... I'm getting a weird error saying no database was selected, even though the configure script seem to find mysql

This is the full output of the configure script:

opensolaris:~/src/libzdb-2.3# ./configure --prefix=/opt/libzdb-2.3 --with-mysql=/opt/mysql/ --without-postgresql --without-sqlite --enable-protected checking for a BSD-compatible install... /usr/bin/ginstall -c checking whether build environment is sane... yes checking for a thread-safe mkdir -p... config/install-sh -c -d checking for gawk... gawk checking whether make sets $(MAKE)... yes checking for gcc... gcc checking for C compiler default output file name... a.out checking whether the C compiler works... yes checking whether we are cross compiling... no checking for suffix of executables... checking for suffix of object files... o checking whether we are using the GNU C compiler... yes checking whether gcc accepts -g... yes checking for gcc option to accept ISO C89... none needed checking for style of include used by make... GNU checking dependency style of gcc... none checking how to run the C preprocessor... gcc -E checking for grep that handles long lines and -e... /usr/bin/ggrep checking for egrep... /usr/bin/ggrep -E checking whether gcc needs -traditional... no checking for re2c... no checking for flex... /usr/bin/flex checking build system type... i386-pc-solaris2.11 checking host system type... i386-pc-solaris2.11 checking for a sed that does not truncate output... /usr/bin/gsed checking for ld used by gcc... /usr/ccs/bin/ld checking if the linker (/usr/ccs/bin/ld) is GNU ld... no checking for /usr/ccs/bin/ld option to reload object files... -r checking for BSD-compatible nm... /usr/bin/nm -p checking whether ln -s works... yes checking how to recognize dependent libraries... pass_all checking for ANSI C header files... yes checking for sys/types.h... yes checking for sys/stat.h... yes checking for stdlib.h... yes checking for string.h... yes checking for memory.h... yes checking for strings.h... yes checking for inttypes.h... yes checking for stdint.h... yes checking for unistd.h... yes checking dlfcn.h usability... yes checking dlfcn.h presence... yes checking for dlfcn.h... yes checking for g++... g++ checking whether we are using the GNU C++ compiler... yes checking whether g++ accepts -g... yes checking dependency style of g++... none checking how to run the C++ preprocessor... g++ -E checking for g77... g77 checking whether we are using the GNU Fortran 77 compiler... yes checking whether g77 accepts -g... yes checking the maximum length of command line arguments... 786240 checking command to parse /usr/bin/nm -p output from gcc object... ok checking for objdir... .libs checking for ar... ar checking for ranlib... ranlib checking for strip... strip checking if gcc supports -fno-rtti -fno-exceptions... no checking for gcc option to produce PIC... -fPIC checking if gcc PIC flag -fPIC works... yes checking if gcc static flag -static works... no checking if gcc supports -c -o file.o... yes checking whether the gcc linker (/usr/ccs/bin/ld) supports shared libraries... yes checking whether -lc should be explicitly linked in... yes checking dynamic linker characteristics... solaris2.11 ld.so checking how to hardcode library paths into programs... immediate checking whether stripping libraries is possible... no checking if libtool supports shared libraries... yes checking whether to build shared libraries... yes checking whether to build static libraries... yes configure: creating libtool appending configuration tag "CXX" to libtool checking for ld used by g++... /usr/ccs/bin/ld checking if the linker (/usr/ccs/bin/ld) is GNU ld... no checking whether the g++ linker (/usr/ccs/bin/ld) supports shared libraries... yes checking for g++ option to produce PIC... -fPIC checking if g++ PIC flag -fPIC works... yes checking if g++ static flag -static works... no checking if g++ supports -c -o file.o... yes checking whether the g++ linker (/usr/ccs/bin/ld) supports shared libraries... yes checking dynamic linker characteristics... solaris2.11 ld.so checking how to hardcode library paths into programs... immediate appending configuration tag "F77" to libtool checking if libtool supports shared libraries... yes checking whether to build shared libraries... yes checking whether to build static libraries... yes checking for g77 option to produce PIC... -fPIC checking if g77 PIC flag -fPIC works... yes checking if g77 static flag -static works... no checking if g77 supports -c -o file.o... yes checking whether the g77 linker (/usr/ccs/bin/ld) supports shared libraries... yes checking dynamic linker characteristics... solaris2.11 ld.so checking how to hardcode library paths into programs... immediate checking for pthread_create in -lpthread... yes checking for mysql... checking mysql.h usability... yes checking mysql.h presence... yes checking for mysql.h... yes checking for postgresql... no checking for SQLite3... sqlite=no configure: error: No available database found or selected. Try configure --help

Thanks for any help