C API : Fixed compilation with VS2010 (a variable was declared in a middle of a block which is not supported by VS 2010)
C API : Fixed compilation with VS2010 (a variable was declared in a middle of a block which is not supported by VS 2010)

Convey-Compliance/ocilib,vrogier/ocilib,alexeyvo/ocilib,kornefalk/ocilib2017,lawrence200801/ocilib,lawrence200801/ocilib,vrogier/ocilib,vrogier/ocilib,vrogier/ocilib,ljx0305/ocilib,alexeyvo/ocilib,lawrence200801/ocilib,Convey-Compliance/ocilib,kornefalk/ocilib2017,ljx0305/ocilib,kornefalk/ocilib2017,Convey-Compliance/ocilib,alexeyvo/ocilib,ljx0305/ocilib