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74>FcCharSetMerge</H1
75><DIV
76CLASS="REFNAMEDIV"
77><A
78NAME="AEN2078"
79></A
80><H2
81>Name</H2
82>FcCharSetMerge&nbsp;--&nbsp;Merge charsets</DIV
83><DIV
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85><A
86NAME="AEN2081"
87></A
88><H2
89>Synopsis</H2
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103><PRE
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105>#include &#60;fontconfig/fontconfig.h&#62;
106        </PRE
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110><P
111><CODE
112><CODE
113CLASS="FUNCDEF"
114>FcBool <TT
115CLASS="FUNCTION"
116>FcCharSetMerge</TT
117></CODE
118>(FcCharSet *<TT
119CLASS="PARAMETER"
120><I
121>a</I
122></TT
123>, const FcCharSet *<TT
124CLASS="PARAMETER"
125><I
126>b</I
127></TT
128>, FcBool *<TT
129CLASS="PARAMETER"
130><I
131>changed</I
132></TT
133>);</CODE
134></P
135><P
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140CLASS="REFSECT1"
141><A
142NAME="AEN2093"
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144><H2
145>Description</H2
146><P
147>Adds all chars in <TT
148CLASS="PARAMETER"
149><I
150>b</I
151></TT
152> to <TT
153CLASS="PARAMETER"
154><I
155>a</I
156></TT
157>.
158In other words, this is an in-place version of FcCharSetUnion.
159If <TT
160CLASS="PARAMETER"
161><I
162>changed</I
163></TT
164> is not NULL, then it returns whether any new
165chars from <TT
166CLASS="PARAMETER"
167><I
168>b</I
169></TT
170> were added to <TT
171CLASS="PARAMETER"
172><I
173>a</I
174></TT
175>.
176Returns FcFalse on failure, either when <TT
177CLASS="PARAMETER"
178><I
179>a</I
180></TT
181> is a constant
182set or from running out of memory.
183            </P
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