diff --git a/src/printer_data.c b/src/printer_data.c
index a8e9f80..ea330c7 100644
--- a/src/printer_data.c
+++ b/src/printer_data.c
@@ -47,7 +47,7 @@
     return ret;
 }
 
-API LY_ERR
+LIBYANG_API_DEF LY_ERR
 lyd_print_all(struct ly_out *out, const struct lyd_node *root, LYD_FORMAT format, uint32_t options)
 {
     LY_CHECK_ARG_RET(NULL, out, !(options & LYD_PRINT_WITHSIBLINGS), LY_EINVAL);
@@ -71,7 +71,7 @@
     return LY_SUCCESS;
 }
 
-API LY_ERR
+LIBYANG_API_DEF LY_ERR
 lyd_print_tree(struct ly_out *out, const struct lyd_node *root, LYD_FORMAT format, uint32_t options)
 {
     LY_CHECK_ARG_RET(NULL, out, !(options & LYD_PRINT_WITHSIBLINGS), LY_EINVAL);
@@ -85,7 +85,7 @@
     return LY_SUCCESS;
 }
 
-API LY_ERR
+LIBYANG_API_DEF LY_ERR
 lyd_print_mem(char **strp, const struct lyd_node *root, LYD_FORMAT format, uint32_t options)
 {
     LY_ERR ret;
@@ -102,7 +102,7 @@
     return ret;
 }
 
-API LY_ERR
+LIBYANG_API_DEF LY_ERR
 lyd_print_fd(int fd, const struct lyd_node *root, LYD_FORMAT format, uint32_t options)
 {
     LY_ERR ret;
@@ -116,7 +116,7 @@
     return ret;
 }
 
-API LY_ERR
+LIBYANG_API_DEF LY_ERR
 lyd_print_file(FILE *f, const struct lyd_node *root, LYD_FORMAT format, uint32_t options)
 {
     LY_ERR ret;
@@ -130,7 +130,7 @@
     return ret;
 }
 
-API LY_ERR
+LIBYANG_API_DEF LY_ERR
 lyd_print_path(const char *path, const struct lyd_node *root, LYD_FORMAT format, uint32_t options)
 {
     LY_ERR ret;
@@ -144,7 +144,7 @@
     return ret;
 }
 
-API LY_ERR
+LIBYANG_API_DEF LY_ERR
 lyd_print_clb(ly_write_clb writeclb, void *user_data, const struct lyd_node *root, LYD_FORMAT format, uint32_t options)
 {
     LY_ERR ret;