Build the MariaODBC driver as a module

When built as a module instead of a shared library, the library is
no longer exporting an unversioned soname. Since this is library is
only meant to be dynamically loaded by the ODBC manager, the soname
is unused anyway.

Author: AdamMajer

CMakeLists.txt

@@ -312,7 +312,7 @@ IF(WIN32)
   ADD_LIBRARY(${LIBRARY_NAME} SHARED ${MARIADB_ODBC_SOURCES} ${CMAKE_SOURCE_DIR}/mariadb-odbc-driver-uni.def maodbcu.rc)
 ELSE()
   MESSAGE(STATUS "Version script: ${CMAKE_SOURCE_DIR}/maodbc.def")
-  ADD_LIBRARY(${LIBRARY_NAME} SHARED ${MARIADB_ODBC_SOURCES} maodbcu.rc)
+  ADD_LIBRARY(${LIBRARY_NAME} MODULE ${MARIADB_ODBC_SOURCES} maodbcu.rc)
 
   IF(APPLE)
     SET(MAODBC_INSTALL_RPATH "${ODBC_LIB_DIR}" "@loader_path" "/usr/local/opt/libiodbc" "/usr/local/iODBC/lib" "/usr/local/opt/[email protected]/lib" "/usr/local/opt/libressl/lib")