1 files changed, 14 insertions, 20 deletions

diff --git a/miscutils/bc.c b/miscutils/bc.c
index a572ad30a..0a2da6cf8 100644
--- a/miscutils/bc.c
+++ b/miscutils/bc.c
@@ -7161,16 +7161,16 @@ static const char bc_lib[] ALIGN1 = {
 "\n"            "r=x+1"
 "\n"            "p=x"
 "\n"            "f=v=1"
-"\n"            "for(i=2;v!=0;++i){"
+"\n"            "for(i=2;v;++i){"
 "\n"                    "p*=x"
 "\n"                    "f*=i"
 "\n"                    "v=p/f"
 "\n"                    "r+=v"
 "\n"            "}"
-"\n"            "while((d--)!=0)r*=r"
+"\n"            "while(d--)r*=r"
 "\n"            "scale=s"
 "\n"            "ibase=b"
-"\n"            "if(n!=0)return(1/r)"
+"\n"            "if(n)return(1/r)"
 "\n"            "return(r/1)"
 "\n"    "}"
 "\n"    "define l(x){"
@@ -7195,8 +7195,8 @@ static const char bc_lib[] ALIGN1 = {
 "\n"            "}"
 "\n"            "r=a=(x-1)/(x+1)"
 "\n"            "q=a*a"
-"\n"                    "v=1"
-"\n"            "for(i=3;v!=0;i+=2){"
+"\n"            "v=1"
+"\n"            "for(i=3;v;i+=2){"
 "\n"                    "a*=q"
 "\n"                    "v=a/i"
 "\n"                    "r+=v"
@@ -7220,17 +7220,17 @@ static const char bc_lib[] ALIGN1 = {
 "\n"            "scale=0"
 "\n"            "q=(x/a+2)/4"
 "\n"            "x=x-4*q*a"
-"\n"            "if(q%2!=0)x=-x"
+"\n"            "if(q%2)x=-x"
 "\n"            "scale=s+2"
 "\n"            "r=a=x"
 "\n"            "q=-x*x"
-"\n"            "for(i=3;a!=0;i+=2){"
+"\n"            "for(i=3;a;i+=2){"
 "\n"                    "a*=q/(i*(i-1))"
 "\n"                    "r+=a"
 "\n"            "}"
 "\n"            "scale=s"
 "\n"            "ibase=b"
-"\n"            "if(n!=0)return(-r/1)"
+"\n"            "if(n)return(-r/1)"
 "\n"            "return(r/1)"
 "\n"    "}"
 "\n"    "define c(x){"
@@ -7253,15 +7253,9 @@ static const char bc_lib[] ALIGN1 = {
 "\n"                    "n=-1"
 "\n"                    "x=-x"
 "\n"            "}"
-"\n"            "if(x==1){"
-"\n"                    "if(scale<65){"
-"\n"                            "return(.7853981633974483096156608458198757210492923498437764552437361480/n)"
-"\n"                    "}"
-"\n"            "}"
-"\n"            "if(x==.2){"
-"\n"                    "if(scale<65){"
-"\n"                            "return(.1973955598498807583700497651947902934475851037878521015176889402/n)"
-"\n"                    "}"
+"\n"            "if(scale<65){"
+"\n"                    "if(x==1)return(.7853981633974483096156608458198757210492923498437764552437361480/n)"
+"\n"                    "if(x==.2)return(.1973955598498807583700497651947902934475851037878521015176889402/n)"
 "\n"            "}"
 "\n"            "s=scale"
 "\n"            "if(x>.2){"
@@ -7276,7 +7270,7 @@ static const char bc_lib[] ALIGN1 = {
 "\n"            "r=u=x"
 "\n"            "f=-x*x"
 "\n"            "t=1"
-"\n"            "for(i=3;t!=0;i+=2){"
+"\n"            "for(i=3;t;i+=2){"
 "\n"                    "u*=f"
 "\n"                    "t=u/i"
 "\n"                    "r+=t"
@@ -7303,13 +7297,13 @@ static const char bc_lib[] ALIGN1 = {
 "\n"            "r=v=1"
 "\n"            "f=-x*x/4"
 "\n"            "scale=scale+length(a)-scale(a)"
-"\n"            "for(i=1;v!=0;++i){"
+"\n"            "for(i=1;v;++i){"
 "\n"                    "v=v*f/i/(n+i)"
 "\n"                    "r+=v"
 "\n"            "}"
 "\n"            "scale=s"
 "\n"            "ibase=b"
-"\n"            "if(o!=0)a=-a"
+"\n"            "if(o)a=-a"
 "\n"            "return(a*r/1)"
 "\n"    "}"
 };