From 8d0508a73cd984fa532ff9f29cbedba5d0e0aa81 Mon Sep 17 00:00:00 2001
From: kitsunyan
Date: Fri, 16 Mar 2018 21:22:16 +0300
Subject: Use unsetenv instead of setenv with empty string

---
 src/feature/syncinstall.nim | 2 +-
 src/utils.nim               | 3 +++
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/feature/syncinstall.nim b/src/feature/syncinstall.nim
index 99da522..3d3abcc 100644
--- a/src/feature/syncinstall.nim
+++ b/src/feature/syncinstall.nim
@@ -327,7 +327,7 @@ proc buildLoop(config: Config, pkgInfos: seq[PackageInfo], noconfirm: bool,
 
     let buildCode = forkWait(proc: int =
       if chdir(buildPath) == 0:
-        discard setenv("MAKEPKG_CONF", "", 1)
+        discard unsetenv("MAKEPKG_CONF")
 
         if not noextract:
           removeDirQuiet(buildPath & "src")
diff --git a/src/utils.nim b/src/utils.nim
index 288cf44..c1146ae 100644
--- a/src/utils.nim
+++ b/src/utils.nim
@@ -158,6 +158,9 @@ proc runProgram*(args: varargs[string]): seq[string] =
 proc setenv*(name: cstring, value: cstring, override: cint): cint
   {.importc, header: "<stdlib.h>".}
 
+proc unsetenv*(name: cstring): cint
+  {.importc, header: "<stdlib.h>".}
+
 proc getUser*: (int, string) =
   let uid = getuid()
   while true:
-- 
cgit v1.2.3-70-g09d2