Be more consistent in partial pressure naming

Lets just use pO₂ instead of PO2, ppO2, ppO₂, PO₂.
They all mean the same, but it's better to be
consistent

Signed-off-by: Henrik Brautaset Aronsen <subsurface@henrik.synth.no>
Signed-off-by: Dirk Hohndel <dirk@hohndel.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/pref.h b/pref.h
index 7eb3f566c..811ca3366 100644
--- a/pref.h
+++ b/pref.h
@@ -23,7 +23,7 @@ struct preferences {
 	double font_size;
 	partial_pressure_graphs_t pp_graphs;
 	short mod;
-	double modppO2;
+	double modpO2;
 	short ead;
 	short dcceiling;
 	short redceiling;