Fix build caching, include N64 headers in project

include/compiler/gcc/stdlib.h

@@ -0,0 +1,81 @@
+#ifndef _STDLIB_H
+#define _STDLIB_H
+/*
+		stdlib.h
+*/
+
+#ifndef _SIZE_T_DEF
+#define _SIZE_T_DEF
+typedef unsigned size_t;
+#endif
+
+#ifndef _DIV_T_DEF
+#define _DIV_T_DEF
+typedef	struct DIV_T {
+	int quot;
+	int rem;
+} div_t;
+#endif
+
+#ifndef _LDIV_T_DEF
+#define _LDIV_T_DEF
+typedef	struct LDIV_T {
+	long quot;
+	long rem;
+} ldiv_t;
+#endif
+
+#ifndef _LLDIV_T_DEF
+#define _LLDIV_T_DEF
+typedef struct lldiv_t
+{
+    long long quot;
+    long long rem;
+} lldiv_t;
+#endif
+
+#ifndef NULL
+#define NULL		0
+#endif
+
+#define	_max(a,b)	(((a) > (b)) ? (a) : (b))
+#define	_min(a,b)	(((a) < (b)) ? (a) : (b))
+
+#define	RAND_MAX	32767
+
+int  rand(void);
+void srand(unsigned);
+
+int  abs(int);
+long labs(long);
+
+div_t  div(int,int);
+ldiv_t ldiv(long,long);
+lldiv_t lldiv(long long, long long);
+
+int  atoi(const char *);
+long atol(const char *);
+
+long strtol(const char *,char **,int);
+unsigned long strtoul(const char *,char **,int);
+
+char *itoa(int,char *,int);
+char *ltoa(long,char *,int);
+char *ultoa(unsigned long,char *,int);
+
+double atof(const char *);
+double strtod(const char *,char **);
+
+void qsort(void *,size_t,size_t,int (*)(const void *,const void *));
+void *bsearch(const void *,const void *,size_t,size_t,int (*)(const void *,const void *));
+
+void *malloc(size_t);
+void *calloc(size_t,size_t);
+void *realloc(void *,size_t);
+void free(void *);
+
+void exit(int);
+
+void abort(void);
+
+#endif