Here is a list of all documented variables with links to the struct/union documentation for each field:

A

B

C

D

E

F

G

H

I

K

L

M

N

O

P

R

S

T

U

V

W

- r -

• range_start : svn_location_segment_t
• reason : svn_wc_conflict_description2_t, svn_wc_conflict_description_t
• recorded_size : svn_wc_info_t
• recorded_time : svn_wc_info_t
• remove_node_props : svn_repos_parse_fns2_t, svn_repos_parse_fns3_t, svn_repos_parse_fns_t
• repos : svn_wc_entry_t
• repos_lock : svn_client_status_t, svn_wc_status2_t, svn_wc_status3_t
• repos_node_status : svn_client_status_t, svn_wc_status3_t
• repos_prop_status : svn_client_status_t, svn_wc_status2_t, svn_wc_status3_t, svn_wc_status_t
• repos_relpath : svn_client_status_t, svn_wc_status3_t
• repos_root : svn_commit_info_t
• repos_root_URL : svn_client_info2_t, svn_info_t
• repos_root_url : svn_client_status_t, svn_wc_status3_t
• repos_text_status : svn_client_status_t, svn_wc_status2_t, svn_wc_status3_t, svn_wc_status_t
• repos_url : svn_wc_conflict_version_t
• repos_UUID : svn_client_info2_t, svn_info_t
• repos_uuid : svn_client_status_t, svn_wc_conflict_version_t, svn_wc_status3_t
• rev : svn_client_info2_t, svn_info_t
• rev_prop : svn_ra_plugin_t
• rev_proplist : svn_ra_plugin_t
• reverse : svn_patch_t
• revision : svn_client_commit_info_t, svn_client_commit_item2_t, svn_client_commit_item3_t, svn_client_commit_item_t, svn_client_copy_source_t, svn_client_status_t, svn_commit_info_t, svn_log_entry_t, svn_repos_log_entry_t, svn_repos_notify_t, svn_wc_entry_t, svn_wc_external_item2_t, svn_wc_external_item_t, svn_wc_status3_t
• revprops : svn_log_entry_t, svn_repos_log_entry_t
• runtime_version : svn_version_ext_linked_lib_t