sdl2-compat: Added SDL_modf and SDL_modff to the symbol list.

From 373b3b13ad7a82ed3e452ad2659bf4393f6039f0 Mon Sep 17 00:00:00 2001
From: "Ryan C. Gordon" <[EMAIL REDACTED]>
Date: Sat, 31 Dec 2022 00:45:39 -0500
Subject: [PATCH] Added SDL_modf and SDL_modff to the symbol list.

We _probably_ won't need these in sdl2-compat, but I'm about to sort this
list and then my hope is that it will be easy to find symbols we're missing
and keep it all up to date vs the dynapi list in SDL3.
---
 src/sdl3_syms.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/sdl3_syms.h b/src/sdl3_syms.h
index 400e7ee..7945d67 100644
--- a/src/sdl3_syms.h
+++ b/src/sdl3_syms.h
@@ -942,6 +942,8 @@ SDL3_SYM(const char *,GetSensorInstanceName,(SDL_SensorID a),(a),return)
 SDL3_SYM(SDL_SensorType,GetSensorInstanceType,(SDL_SensorID a),(a),return)
 SDL3_SYM(int,GetSensorInstanceNonPortableType,(SDL_SensorID a),(a),return)
 SDL3_SYM(SDL_Sensor *,OpenSensor,(SDL_SensorID a),(a),return)
+SDL3_SYM(double,modf,(double a, double *b),(a,b),return)
+SDL3_SYM(float,modff,(float a, float *b),(a,b),return)
 
 #undef SDL3_SYM
 #undef SDL3_SYM_PASSTHROUGH