The esql command

To determine which type of HCL Informix® general libraries to link with your Informix ESQL/C application, the esql command supports the command-line options in the following table.
Table 1. The esql command-line options for Informix general libraries
Version of Informix libraries to link The esql command- line option See
Shared libraries No option (default) Link shared Informix general libraries
Static libraries -static Link static Informix general libraries.
Thread-safe shared libraries -thread Linking thread-safe Informix general libraries to an ESQL/C module on a UNIX operating system and Linking thread-safe Informix general libraries to an ESQL/C module in a Windows environment
Thread-safe static libraries -thread -static Create a dynamic thread library on UNIX operating systems