5 files changed, 23 insertions, 0 deletions
diff --git a/mdk-stage1/dietlibc/liblatin1/latin1-iscntrl.c b/mdk-stage1/dietlibc/liblatin1/latin1-iscntrl.c
new file mode 100644
index 000000000..b0c3605b0
--- /dev/null
+++ b/mdk-stage1/dietlibc/liblatin1/latin1-iscntrl.c
@@ -0,0 +1,5 @@
+#include <ctype.h>
+
+int iscntrl(int c) {
+  return (c<32) || (c>=127 && c<=160);
+}
diff --git a/mdk-stage1/dietlibc/liblatin1/latin1-isgraph.c b/mdk-stage1/dietlibc/liblatin1/latin1-isgraph.c
new file mode 100644
index 000000000..c8d4a5df0
--- /dev/null
+++ b/mdk-stage1/dietlibc/liblatin1/latin1-isgraph.c
@@ -0,0 +1,4 @@
+int isgraph(int c) {
+  return (c>=33 && c<=126) || (c>=161 && c<=255);
+}
+
diff --git a/mdk-stage1/dietlibc/liblatin1/latin1-islower.c b/mdk-stage1/dietlibc/liblatin1/latin1-islower.c
new file mode 100644
index 000000000..cab1a5171
--- /dev/null
+++ b/mdk-stage1/dietlibc/liblatin1/latin1-islower.c
@@ -0,0 +1,5 @@
+#include <ctype.h>
+
+int islower(int c) {
+  return (c>='a' && c<='z') || (c>=223 && c<=255 && c!=247);
+}
diff --git a/mdk-stage1/dietlibc/liblatin1/latin1-isprint.c b/mdk-stage1/dietlibc/liblatin1/latin1-isprint.c
new file mode 100644
index 000000000..f632483a0
--- /dev/null
+++ b/mdk-stage1/dietlibc/liblatin1/latin1-isprint.c
@@ -0,0 +1,4 @@
+
+int isprint(int c) {
+  return (c>=32 && c<=126) || (c>=160 && c<=255);
+}
diff --git a/mdk-stage1/dietlibc/liblatin1/latin1-isupper.c b/mdk-stage1/dietlibc/liblatin1/latin1-isupper.c
new file mode 100644
index 000000000..1c1d59db8
--- /dev/null
+++ b/mdk-stage1/dietlibc/liblatin1/latin1-isupper.c
@@ -0,0 +1,5 @@
+#include <ctype.h>
+
+int isupper(int c) {
+  return (c>='A' && c<='Z') || (c>=192 && c<=222 && c!=215);
+}