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- .\" generated by cd2nroff 0.1 from curl_free.md
- .TH curl_free 3 "2025-01-17" libcurl
- .SH NAME
- curl_free \- reclaim memory that has been obtained through a libcurl call
- .SH SYNOPSIS
- .nf
- #include <curl/curl.h>
- void curl_free(void *ptr);
- .fi
- .SH DESCRIPTION
- curl_free reclaims memory that has been obtained through a libcurl call. Use
- \fIcurl_free(3)\fP instead of free() to avoid anomalies that can result from
- differences in memory management between your application and libcurl.
- Passing in a NULL pointer in \fIptr\fP makes this function return immediately
- with no action.
- .SH PROTOCOLS
- This functionality affects all supported protocols
- .SH EXAMPLE
- .nf
- int main(void)
- {
- char *width = curl_getenv("COLUMNS");
- if(width) {
- /* it was set! */
- curl_free(width);
- }
- }
- .fi
- .SH AVAILABILITY
- Added in curl 7.1
- .SH RETURN VALUE
- None
- .SH SEE ALSO
- .BR curl_easy_escape (3),
- .BR curl_easy_unescape (3)
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