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fixed a_GetCVarFixed(str name)fixed a_GetUserCVarFixed(int player, str name)ZDoom doesn't provide a version of GetCVar that returns the value of a float cvar.
ACSUtils implements GetCVarFixed and GetUserCVarFixed by calling GetCVarString to retrieve its value as a string and parsing that string using ACSUtils number parsing functions.
a_ prefix, because GDCC has its own unrelated GetCVarFixed, which would cause a compiler error in GDCC if the functions were called just GetCVarFixed and GetUserCVarFixed.