compilation issue

[1vijayvanga]

while compiling the code it shows async_gatt.c:42:24: error: unknown type name ‘gatt_connection_t’; did you mean ‘gatt_connect_cb_t’? 42 | static void connect_cb(gatt_connection_t* connection) { | ^~~~~~~~~~~~~~~~~ | gatt_connect_cb_t async_gatt.c: In function ‘main’: async_gatt.c:64:9: error: unknown type name ‘gatt_connection_t’; did you mean ‘gatt_connect_cb_t’? 64 | gatt_connection_t* connection; | ^~~~~~~~~~~~~~~~~ | gatt_connect_cb_t async_gatt.c:96:30: warning: implicit declaration of function ‘gattlib_connect_async’; did you mean ‘gattlib_connect’? [-Wimplicit-function-declaration] 96 | connection = gattlib_connect_async(NULL, argv[1], BDADDR_LE_RANDOM, BT_SEC_LOW, 0, 0, connect_cb); | ^~~~~~~~~~~~~~~~~~~~~ | gattlib_connect async_gatt.c:96:85: error: ‘BT_SEC_LOW’ undeclared (first use in this function) 96 | connection = gattlib_connect_async(NULL, argv[1], BDADDR_LE_RANDOM, BT_SEC_LOW, 0, 0, connect_cb); | ^~~~~~~~~~ async_gatt.c:96:85: note: each undeclared identifier is reported only once for each function it appears in async_gatt.c:96:103: error: ‘connect_cb’ undeclared (first use in this function); did you mean ‘connection’? 96 | connection = gattlib_connect_async(NULL, argv[1], BDADDR_LE_RANDOM, BT_SEC_LOW, 0, 0, connect_cb); | ^~~~~~~~~~ | connection async_gatt.c:102:44: warning: passing argument 1 of ‘gattlib_disconnect’ from incompatible pointer type [-Wincompatible-pointer-types] 102 | gattlib_disconnect(connection); | ^~~~~~~~~~ | | | int * In file included from async_gatt.c:29: /usr/local/include/gattlib.h:385:46: note: expected ‘gattlib_connection_t *’ {aka ‘struct _gattlib_connection ’} but argument is of type ‘int ’ 385 | int gattlib_disconnect(gattlib_connection_t connection, bool wait_disconnection); | ~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~ async_gatt.c:102:25: error: too few arguments to function ‘gattlib_disconnect’ 102 | gattlib_disconnect(connection); | ^~~~~~~~~~~~~~~~~~ /usr/local/include/gattlib.h:385:5: note: declared here 385 | int gattlib_disconnect(gattlib_connection_t connection, bool wait_disconnection); | ^~~~~~~~~~~~~~~~~~