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XGetExtensionVersion - query the version of the input extension.
XExtensionVersion *XGetExtensionVersion(display, name)
Display *display;
char *name;
- display
- Specifies the connection to the X server.
- name
- Specifies
the extension to be queried. The input extension name is defined in the
header file XI.h.
The XGetExtensionVersion request queries the
version of the input extension, and returns an XExtensionVersion structure.
This structure contains a major_version and minor_version number which
can be compared with constants defined in XI.h. Support for additional protocol
requests added to the input extension after its initial release is indicated
by a version number corresponding to the added requests. Each version contains
all the protocol requests contained by previous versions.
You should use
XFree to free the XExtensionVersion structure.
This request returns
an XExtensionVersion structure. typedef struct { int present;
short major_version;
short minor_version;
} XExtensionVersion;
none
Programming With Xlib
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