diff --git a/LICENSE.rst b/LICENSE.rst
index 91d3a42f..e4e21854 100644
--- a/LICENSE.rst
+++ b/LICENSE.rst
@@ -26,6 +26,3 @@ Other
 
 extern/reallocarray.c is derived from the OpenBSD Project,
 http://www.openbsd.org, and is released under the ISC license.
-
-extern/strlcpy.c is derived from the OpenBSD Project, http://www.openbsd.org,
-and is released under the BSD license.
diff --git a/Makefile b/Makefile
index 5c740ac2..45ec6c36 100644
--- a/Makefile
+++ b/Makefile
@@ -58,7 +58,6 @@ rgbasm_obj := \
 	src/asm/symbol.o \
 	src/extern/err.o \
 	src/extern/reallocarray.o \
-	src/extern/strlcpy.o \
 	src/extern/utf8decoder.o \
 	src/extern/version.o
 
diff --git a/include/extern/strl.h b/include/extern/strl.h
deleted file mode 100644
index ffcb7570..00000000
--- a/include/extern/strl.h
+++ /dev/null
@@ -1,23 +0,0 @@
-/*
- * This file is part of RGBDS.
- *
- * Copyright (c) 2015-2018, RGBDS contributors.
- *
- * SPDX-License-Identifier: MIT
- */
-
-#ifndef EXTERN_STRL_H
-#define EXTERN_STRL_H
-
-#ifdef STRL_IN_LIBC
-
-#include <string.h>
-
-#else /* STRL_IN_LIBC */
-
-#define strlcpy rgbds_strlcpy
-size_t strlcpy(char *dst, const char *src, size_t dsize);
-
-#endif /* STRL_IN_LIBC */
-
-#endif /* EXTERN_STRL_H */
diff --git a/src/asm/fstack.c b/src/asm/fstack.c
index df2f2f32..199a2ed1 100644
--- a/src/asm/fstack.c
+++ b/src/asm/fstack.c
@@ -24,7 +24,6 @@
 #include "asm/symbol.h"
 
 #include "extern/err.h"
-#include "extern/strl.h"
 
 #include "types.h"
 
@@ -226,8 +225,12 @@ void fstk_AddIncludePath(char *s)
 	if (NextIncPath == MAXINCPATHS)
 		fatalerror("Too many include directories passed from command line");
 
-	if (strlcpy(IncludePaths[NextIncPath++], s, _MAX_PATH) >= _MAX_PATH)
+	if (strlen(s) >= sizeof(IncludePaths[0]))
 		fatalerror("Include path too long '%s'", s);
+
+	strncpy(IncludePaths[NextIncPath], s, sizeof(IncludePaths[0]));
+
+	NextIncPath++;
 }
 
 FILE *fstk_FindFile(char *fname)
diff --git a/src/extern/strlcpy.c b/src/extern/strlcpy.c
deleted file mode 100644
index 0dda7beb..00000000
--- a/src/extern/strlcpy.c
+++ /dev/null
@@ -1,52 +0,0 @@
-/* $OpenBSD: strlcpy.c,v 1.12 2015/01/15 03:54:12 millert Exp $ */
-
-/*
- * Copyright (c) 1998, 2015 Todd C. Miller <Todd.Miller@courtesan.com>
- *
- * Permission to use, copy, modify, and distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
- * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
- * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
- * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- */
-
-#include <string.h>
-#include <sys/types.h>
-
-/*
- * Copy string src to buffer dst of size dsize.  At most dsize-1
- * chars will be copied.  Always NUL terminates (unless dsize == 0).
- * Returns strlen(src); if retval >= dsize, truncation occurred.
- */
-size_t rgbds_strlcpy(char *dst, const char *src, size_t dsize)
-{
-	const char *osrc = src;
-	size_t nleft = dsize;
-
-	/* Copy as many bytes as will fit. */
-	if (nleft != 0) {
-		while (--nleft != 0) {
-			char n = *src++;
-			*dst++ = n;
-
-			if (n == '\0')
-				break;
-		}
-	}
-
-	/* Not enough room in dst, add NUL and traverse rest of src. */
-	if (nleft == 0) {
-		if (dsize != 0)
-			*dst = '\0'; /* NUL-terminate dst */
-		while (*src++)
-			;
-	}
-
-	return (src - osrc - 1); /* count does not include NUL */
-}