diff --git a/Backends/System/Wasm/Sources/GL/gl.h b/Backends/System/Wasm/Sources/GL/gl.h
index e8b30a028..3536173c2 100644
--- a/Backends/System/Wasm/Sources/GL/gl.h
+++ b/Backends/System/Wasm/Sources/GL/gl.h
@@ -130,6 +130,7 @@ typedef char GLchar;
 #define GL_INT 0x1404
 #define GL_CONSTANT_COLOR 0x8001
 #define GL_ONE_MINUS_CONSTANT_COLOR 0x8002
+#define GL_MAX_VERTEX_ATTRIBS 0x8869
 
 __attribute__((import_module("imports"), import_name("glUniform1i"))) void glUniform1i(GLint location, GLint v0);
 __attribute__((import_module("imports"), import_name("glUniform2i"))) void glUniform2i(GLint location, GLint v0, GLint v1);
diff --git a/Sources/kinc/network/socket.h b/Sources/kinc/network/socket.h
index 09611f22e..0d5c65435 100644
--- a/Sources/kinc/network/socket.h
+++ b/Sources/kinc/network/socket.h
@@ -133,6 +133,7 @@ KINC_FUNC unsigned kinc_url_to_int(const char *url, int port);
 #include <errno.h>
 #include <stdbool.h>
 #include <stdio.h>
+#include <string.h>
 
 #if defined(KORE_WINDOWS) || defined(KORE_WINDOWSAPP)
 
diff --git a/miniClib/errno.h b/miniClib/errno.h
new file mode 100644
index 000000000..fe522d1e6
--- /dev/null
+++ b/miniClib/errno.h
@@ -0,0 +1,3 @@
+#pragma once
+
+#define errno 0
diff --git a/miniClib/stdlib.c b/miniClib/stdlib.c
index 1d3773827..08a813a69 100644
--- a/miniClib/stdlib.c
+++ b/miniClib/stdlib.c
@@ -12,6 +12,10 @@ int abs(int n) {
 	return n < 0 ? -n : n;
 }
 
+long long int llabs(long long int n) {
+	return n < 0 ? -n : n;
+}
+
 void qsort(void *base, size_t num, size_t size, int (*compar)(const void*,const void*)) {
 
 }
diff --git a/miniClib/stdlib.h b/miniClib/stdlib.h
index 6f002176d..671f0af9b 100644
--- a/miniClib/stdlib.h
+++ b/miniClib/stdlib.h
@@ -23,6 +23,8 @@ long int strtol(const char *str, char **endptr, int base);
 
 int abs(int n);
 
+long long int llabs(long long int n);
+
 void qsort(void *base, size_t num, size_t size, int (*compar)(const void *, const void *));
 
 #ifdef __cplusplus