.\" auto-generated by docbook2man-spec from docbook-utils package .TH "FcLangSetSubtract" "3" "05 7月 2017" "Fontconfig 2.12.4" "" .SH NAME FcLangSetSubtract \- Subtract langsets .SH SYNOPSIS .nf \fB#include .sp FcLangSet * FcLangSetSubtract (const FcLangSet *\fIls_a\fB, const FcLangSet *\fIls_b\fB); .fi\fR .SH "DESCRIPTION" .PP Returns a set including only those languages found in \fIls_a\fR but not in \fIls_b\fR\&. .SH "SINCE" .PP version 2.9.0