virtual_rename    164 TSRM/tsrm_virtual_cwd.h CWD_API int virtual_rename(char *oldname, char *newname TSRMLS_DC);
virtual_rename    268 TSRM/tsrm_virtual_cwd.h #define VCWD_RENAME(oldname, newname) virtual_rename(oldname, newname TSRMLS_CC)