diff --git a/libpkgconf/dependency.c b/libpkgconf/dependency.c
index 70f8682..e42af55 100644
--- a/libpkgconf/dependency.c
+++ b/libpkgconf/dependency.c
@@ -87,8 +87,8 @@ pkgconf_dependency_parse_str(pkgconf_list_t *deplist_head, const char *depends)
 {
 	parse_state_t state = OUTSIDE_MODULE;
 	pkgconf_pkg_comparator_t compare = PKG_ANY;
-	char cmpname[PKG_BUFSIZE];
-	char buf[PKG_BUFSIZE];
+	char cmpname[PKGCONF_BUFSIZE];
+	char buf[PKGCONF_BUFSIZE];
 	size_t package_sz = 0, version_sz = 0;
 	char *start = buf;
 	char *ptr = buf;
diff --git a/libpkgconf/fragment.c b/libpkgconf/fragment.c
index 7f0b679..ebd342d 100644
--- a/libpkgconf/fragment.c
+++ b/libpkgconf/fragment.c
@@ -18,7 +18,7 @@
 static inline char *
 pkgconf_fragment_copy_munged(const char *source, unsigned int flags)
 {
-	char mungebuf[PKG_BUFSIZE];
+	char mungebuf[PKGCONF_BUFSIZE];
 	char *sysroot_dir;
 
 	if (!(flags & PKGF_MUNGE_SYSROOT_PREFIX))
diff --git a/libpkgconf/libpkgconf.h b/libpkgconf/libpkgconf.h
index f36a99e..b4a71ba 100644
--- a/libpkgconf/libpkgconf.h
+++ b/libpkgconf/libpkgconf.h
@@ -21,7 +21,7 @@
 #include <libpkgconf/iter.h>
 #include <libpkgconf/bsdstubs.h>
 
-#define PKG_BUFSIZE	(65535)
+#define PKGCONF_BUFSIZE	(65535)
 
 typedef enum {
 	PKG_ANY = 0,
@@ -49,9 +49,6 @@ typedef struct pkgconf_fragment_ pkgconf_fragment_t;
 #define PKGCONF_FOREACH_LIST_ENTRY_REVERSE(tail, value) \
 	for ((value) = (tail); (value) != NULL; (value) = (value)->prev)
 
-#define PKG_MIN(a,b) (((a) < (b)) ? (a) : (b))
-#define PKG_MAX(a,b) (((a) > (b)) ? (a) : (b))
-
 struct pkgconf_fragment_ {
 	pkgconf_node_t iter;
 
diff --git a/libpkgconf/pkg.c b/libpkgconf/pkg.c
index 428eecb..62493fd 100644
--- a/libpkgconf/pkg.c
+++ b/libpkgconf/pkg.c
@@ -130,7 +130,7 @@ get_pkgconfig_path(void)
 static const char *
 pkg_get_parent_dir(pkgconf_pkg_t *pkg)
 {
-	static char buf[PKG_BUFSIZE];
+	static char buf[PKGCONF_BUFSIZE];
 	char *pathbuf;
 
 	strlcpy(buf, pkg->filename, sizeof buf);
@@ -174,7 +174,7 @@ pkgconf_pkg_t *
 pkgconf_pkg_new_from_file(const char *filename, FILE *f, unsigned int flags)
 {
 	pkgconf_pkg_t *pkg;
-	char readbuf[PKG_BUFSIZE];
+	char readbuf[PKGCONF_BUFSIZE];
 	char *idptr;
 
 	pkg = calloc(sizeof(pkgconf_pkg_t), 1);
@@ -192,7 +192,7 @@ pkgconf_pkg_new_from_file(const char *filename, FILE *f, unsigned int flags)
 	if (idptr)
 		*idptr = '\0';
 
-	while (pkgconf_fgetline(readbuf, PKG_BUFSIZE, f) != NULL)
+	while (pkgconf_fgetline(readbuf, PKGCONF_BUFSIZE, f) != NULL)
 	{
 		char op, *p, *key, *value;
 
@@ -347,7 +347,7 @@ pkgconf_pkg_scan_dir(const char *path, pkgconf_pkg_iteration_func_t func)
 
 	for (dirent = readdir(dir); dirent != NULL; dirent = readdir(dir))
 	{
-		static char filebuf[PKG_BUFSIZE];
+		static char filebuf[PKGCONF_BUFSIZE];
 		pkgconf_pkg_t *pkg;
 		FILE *f;
 		struct stat st;
@@ -492,7 +492,7 @@ int
 pkgconf_compare_version(const char *a, const char *b)
 {
 	char oldch1, oldch2;
-	char buf1[PKG_BUFSIZE], buf2[PKG_BUFSIZE];
+	char buf1[PKGCONF_BUFSIZE], buf2[PKGCONF_BUFSIZE];
 	char *str1, *str2;
 	char *one, *two;
 	int ret;
diff --git a/libpkgconf/tuple.c b/libpkgconf/tuple.c
index 0030ab2..89b65ac 100644
--- a/libpkgconf/tuple.c
+++ b/libpkgconf/tuple.c
@@ -97,17 +97,17 @@ pkgconf_tuple_find(pkgconf_list_t *list, const char *key)
 char *
 pkgconf_tuple_parse(pkgconf_list_t *vars, const char *value)
 {
-	char buf[PKG_BUFSIZE];
+	char buf[PKGCONF_BUFSIZE];
 	const char *ptr;
 	char *bptr = buf;
 
-	for (ptr = value; *ptr != '\0' && bptr - buf < PKG_BUFSIZE; ptr++)
+	for (ptr = value; *ptr != '\0' && bptr - buf < PKGCONF_BUFSIZE; ptr++)
 	{
 		if (*ptr != '$' || (*ptr == '$' && *(ptr + 1) != '{'))
 			*bptr++ = *ptr;
 		else if (*(ptr + 1) == '{')
 		{
-			static char varname[PKG_BUFSIZE];
+			static char varname[PKGCONF_BUFSIZE];
 			char *vptr = varname;
 			const char *pptr;
 			char *kv, *parsekv;
@@ -132,7 +132,7 @@ pkgconf_tuple_parse(pkgconf_list_t *vars, const char *value)
 			{
 				parsekv = pkgconf_tuple_parse(vars, kv);
 
-				strncpy(bptr, parsekv, PKG_BUFSIZE - (bptr - buf));
+				strncpy(bptr, parsekv, PKGCONF_BUFSIZE - (bptr - buf));
 				bptr += strlen(parsekv);
 
 				free(parsekv);
diff --git a/main.c b/main.c
index a1fc4ea..d5f59ae 100644
--- a/main.c
+++ b/main.c
@@ -294,7 +294,7 @@ apply_variables(pkgconf_pkg_t *world, void *unused, int maxdepth, unsigned int f
 
 typedef struct {
 	const char *variable;
-	char buf[PKG_BUFSIZE];
+	char buf[PKGCONF_BUFSIZE];
 } var_request_t;
 
 static void
@@ -855,7 +855,7 @@ main(int argc, char *argv[])
 		}
 		else
 		{
-			char packagebuf[PKG_BUFSIZE];
+			char packagebuf[PKGCONF_BUFSIZE];
 
 			snprintf(packagebuf, sizeof packagebuf, "%s %s %s", package, argv[pkg_optind + 1], argv[pkg_optind + 2]);
 			pkg_optind += 3;