Feat: added math library

Used Plan9's libc as starting point. This cleans up dangling references
due to loss of libc.

1 files changed, 18 insertions, 0 deletions

diff --git a/src/base/math/abs.c b/src/base/math/abs.c
new file mode 100644
index 0000000..b758653
--- /dev/null
+++ b/src/base/math/abs.c
@@ -0,0 +1,18 @@
+#include <u.h>
+#include <base.h>
+
+int
+math·abs(int a)
+{
+	if(a < 0)
+		return -a;
+	return a;
+}
+
+long
+math·labs(long a)
+{
+	if(a < 0)
+		return -a;
+	return a;
+}