# PetscFVInitializePackage
This function initializes everything in the FV package. It is called from PetscDLLibraryRegister() when using dynamic libraries, and on the first call to PetscFVCreate() when using static libraries. 
## Synopsis
```
PetscErrorCode PetscFVInitializePackage(void)
```



## See Also
 `PetscInitialize()`

## Level
developer

## Location
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/dm/interface/dlregisdmdm.c.html#PetscFVInitializePackage">src/dm/interface/dlregisdmdm.c</A>


---
[Edit on GitLab](https://gitlab.com/petsc/petsc/-/edit/release/src/dm/interface/dlregisdmdm.c)


[Index of all DM routines](index.md)  
[Table of Contents for all manual pages](/docs/manualpages/index.md)  
[Index of all manual pages](/docs/manualpages/singleindex.md)  
