Describe the bug
Conflicting types for the implementations

To Reproduce
Attempt to compile w/ os-impl-no-sockets.c: OSAL_CONFIG_INCLUDE_NETWORK FALSE

Expected behavior
Should compile

Code snips
Many of the implementations don't match, sample:

src/os/portable/os-impl-no-sockets.c:52:7: error: conflicting types for ‘OS_SocketOpen_Impl’
 int32 OS_SocketOpen_Impl(uint32 sock_id)
src/os/shared/inc/os-shared-sockets.h:54:7: note: previous declaration of ‘OS_SocketOpen_Impl’ was here
 int32 OS_SocketOpen_Impl(const OS_object_token_t *token);

System observed on:

• Hardware: cFS Dev Server
• OS: Ubuntu 18.04
• Versions cFS Bundle

Additional context
Seen when adding a coverage test for this code (#795)

Reporter Info
Jacob Hageman - NASA/GSFC