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FcConfigSetDefaultSubstitute(3) FcConfigSetDefaultSubstitute(3)

NAME

FcConfigSetDefaultSubstitute - Perform default substitutions in a pattern

SYNOPSIS

#include <fontconfig/fontconfig.h>

void FcConfigSetDefaultSubstitute (FcConfig *config, FcPattern *pattern);

DESCRIPTION

Supplies default values for underspecified font patterns:

Patterns without a specified style or weight are set to Medium
Patterns without a specified style or slant are set to Roman
Patterns without a specified pixel size are given one computed from any specified point size (default 12), dpi (default 75) and scale (default 1).

SINCE

version 2.17.0

18 September 2025 Fontconfig 2.17.1