diff --git a/examples/api/glue.c b/examples/api/glue.c
index d619518..8aabf32 100644
--- a/examples/api/glue.c
+++ b/examples/api/glue.c
@@ -77,7 +77,7 @@
 {
 	int c;
 
-	if (!syscall(API_GETC, NULL, (uint32_t)&c))
+	if (!syscall(API_GETC, NULL, &c))
 		return -1;
 
 	return c;
@@ -87,7 +87,7 @@
 {
 	int t;
 
-	if (!syscall(API_TSTC, NULL, (uint32_t)&t))
+	if (!syscall(API_TSTC, NULL, &t))
 		return -1;
 
 	return t;
@@ -95,12 +95,12 @@
 
 void ub_putc(char c)
 {
-	syscall(API_PUTC, NULL, (uint32_t)&c);
+	syscall(API_PUTC, NULL, &c);
 }
 
 void ub_puts(const char *s)
 {
-	syscall(API_PUTS, NULL, (uint32_t)s);
+	syscall(API_PUTS, NULL, s);
 }
 
 /****************************************
@@ -126,7 +126,7 @@
 	si.mr_no = UB_MAX_MR;
 	memset(&mr, 0, sizeof(mr));
 
-	if (!syscall(API_GET_SYS_INFO, &err, (u_int32_t)&si))
+	if (!syscall(API_GET_SYS_INFO, &err, &si))
 		return NULL;
 
 	return ((err) ? NULL : &si);
@@ -344,7 +344,7 @@
 {
 	char *value;
 
-	if (!syscall(API_ENV_GET, NULL, (uint32_t)name, (uint32_t)&value))
+	if (!syscall(API_ENV_GET, NULL, name, &value))
 		return NULL;
 
 	return value;
@@ -352,7 +352,7 @@
 
 void ub_env_set(const char *name, char *value)
 {
-	syscall(API_ENV_SET, NULL, (uint32_t)name, (uint32_t)value);
+	syscall(API_ENV_SET, NULL, name, value);
 }
 
 static char env_name[256];
@@ -369,7 +369,7 @@
 	 * 'name=val' string), since the API_ENUM_ENV call uses envmatch()
 	 * internally, which handles such case
 	 */
-	if (!syscall(API_ENV_ENUM, NULL, (uint32_t)last, (uint32_t)&env))
+	if (!syscall(API_ENV_ENUM, NULL, last, &env))
 		return NULL;
 
 	if (!env)
@@ -396,7 +396,7 @@
 {
 	int err = 0;
 
-	if (!syscall(API_DISPLAY_GET_INFO, &err, (uint32_t)type, (uint32_t)di))
+	if (!syscall(API_DISPLAY_GET_INFO, &err, type, di))
 		return API_ESYSC;
 
 	return err;