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Diffstat (limited to 'docs/libcurl/curl_getenv.3')
| -rw-r--r-- | docs/libcurl/curl_getenv.3 | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/docs/libcurl/curl_getenv.3 b/docs/libcurl/curl_getenv.3 index c6bee98db..b6cc623ba 100644 --- a/docs/libcurl/curl_getenv.3 +++ b/docs/libcurl/curl_getenv.3 @@ -31,15 +31,15 @@ curl_getenv - return value for environment name curl_getenv() is a portable wrapper for the getenv() function, meant to emulate its behaviour and provide an identical interface for all operating systems libcurl builds on (including win32). + +You must \fIcurl_free(3)\fP the returned string when you're done with it. .SH AVAILABILITY This function will be removed from the public libcurl API in a near future. It will instead be made "available" by source code access only, and then as curlx_getenv(). .SH RETURN VALUE -If successful, curl_getenv() returns a pointer to the value of the specified -environment. The memory it refers to is malloc()ed so the application must -free() this when the data is no longer needed. When \fIcurl_getenv(3)\fP fails -to find the specified name, it returns a null pointer. +A pointer to a zero terminated string or NULL if it failed to find the +specified name. .SH NOTE Under unix operating systems, there isn't any point in returning an allocated memory, although other systems won't work properly if this isn't done. The |