misc: fix spelling

Closes #10437

lib/cf-socket.c

@@ -258,7 +258,7 @@ static CURLcode socket_open(struct Curl_easy *data,
        * we get sockfd == 0 and if called again, we get a valid one > 0.
        * If we close the 0, we sometimes get failures in multi poll, as
        * 0 seems also be the fd for the sockpair used for WAKEUP polling.
-       * Very strange. Maybe this code shouldbe ifdef'ed for macOS, but
+       * Very strange. Maybe this code should be ifdef'ed for macOS, but
        * on "real" OS, fd 0 is stdin and we never see that. So...
        */
       fake_sclose(*sockfd);

lib/cfilters.h

@@ -227,7 +227,7 @@ CURLcode Curl_cf_def_query(struct Curl_cfilter *cf,
  * Create a new filter instance, unattached to the filter chain.
  * Use Curl_conn_cf_add() to add it to the chain.
  * @param pcf  on success holds the created instance
- * @parm cft   the filter type
+ * @param cft   the filter type
  * @param ctx  the type specific context to use
  */
 CURLcode Curl_cf_create(struct Curl_cfilter **pcf,

lib/http2.c

@@ -1793,7 +1793,7 @@ static ssize_t cf_h2_recv(struct Curl_cfilter *cf, struct Curl_easy *data,
 
     while(stream->memlen == 0          /* have no data for this stream */
           && !ctx->pause_stream_id     /* we are not paused either */
-          && ctx->inbuflen == 0) {     /* and out inpput buffer is emtpy */
+          && ctx->inbuflen == 0) {     /* and out input buffer is empty */
       /* Receive data from the "lower" filters */
       nread = Curl_conn_cf_recv(cf->next, data, ctx->inbuf, H2_BUFSIZE, err);
       if(nread < 0) {

lib/urldata.h

@@ -1353,7 +1353,7 @@ struct UrlState {
   size_t drain; /* Increased when this stream has data to read, even if its
                    socket is not necessarily is readable. Decreased when
                    checked. */
-  struct Curl_data_priority priority; /* shallow coyp of data->set */
+  struct Curl_data_priority priority; /* shallow copy of data->set */
 #endif
 
   curl_read_callback fread_func; /* read callback/function */

lib/vtls/vtls.h

@@ -76,7 +76,7 @@ CURLsslset Curl_init_sslset_nolock(curl_sslbackend id, const char *name,
 #define ALPN_H3 "h3"
 
 /* conservative sizes on the ALPN entries and count we are handling,
- * we can increase these if we ever feel the need or have to accomodate
+ * we can increase these if we ever feel the need or have to accommodate
  * ALPN strings from the "outside". */
 #define ALPN_NAME_MAX     10
 #define ALPN_ENTRIES_MAX  3