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CURLMOPT_...NT_STREAMS(3)  Library Functions Manual  CURLMOPT_...NT_STREAMS(3)

NAME
       CURLMOPT_MAX_CONCURRENT_STREAMS - max concurrent	streams	for http2

SYNOPSIS
       #include	<curl/curl.h>

       CURLMcode curl_multi_setopt(CURLM *handle, CURLMOPT_MAX_CONCURRENT_STREAMS,
				   long	max);

DESCRIPTION
       Pass  a	long indicating	the max. The set number	is used	as the maximum
       number of concurrent streams libcurl should support on connections done
       using HTTP/2 or HTTP/3.

       Valid values range from 1 to 2147483647 (2^31 - 1) and defaults to 100.
       The value passed	here would be honored based on other system  resources
       properties.

DEFAULT
       100

PROTOCOLS
       This functionality affects http only

EXAMPLE
       int main(void)
       {
	 CURLM *m = curl_multi_init();
	 /* max	concurrent streams 200 */
	 curl_multi_setopt(m, CURLMOPT_MAX_CONCURRENT_STREAMS, 200L);
       }

AVAILABILITY
       Added in	curl 7.67.0

RETURN VALUE
       curl_multi_setopt(3) returns a CURLMcode	indicating success or error.

       CURLM_OK	(0) means everything was OK, non-zero means an error occurred,
       see libcurl-errors(3).

SEE ALSO
       CURLMOPT_MAXCONNECTS(3),	CURLOPT_MAXCONNECTS(3)

libcurl				  2025-06-03	     CURLMOPT_...NT_STREAMS(3)

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